Word forms: plural, 3rd person singular presenttense bases, present participle basing, past tense, past participle based, comparative baser, superlative basest
1. countable noun
The base of something is its lowest edge or part.
There was a cycle path running along this side of the wall, right at its base.
Line the base and sides of a 20cm deep round cake tin with paper.
Synonyms: bottom, floor, lowest part, deepest part More Synonyms of base
2. countable noun
The base of something is the lowest part of it, where it is attached to something else.
The surgeon placed catheters through the veins and arteries near the base of thehead. [+ of]
3. countable noun [usually with poss]
The base of an object such as a box or vase is the lower surface of it that touches the surface it rests on.
Remove from the heat and plunge the base of the pan into a bowl of very cold water. [+ of]
Synonyms: underside, sole, underneath, lower side More Synonyms of base
4. countable noun [oft noun NOUN]
The base of an object that has several sections and that rests on a surface is the lower sectionof it.
The mattress is best on a solid bed base.
The clock stands on an oval marble base, enclosed by a glass dome.
Synonyms: support, stand, foot, rest More Synonyms of base
5. countable noun
A base is a layer of something which will have another layer added to it.
Spoon the mixture on to the biscuit base and cook in a pre-heated oven.
On many modern wooden boats, epoxy coatings will have been used as a base for varnishing.
6. countable noun [usually singular]
A position or thing that is a base for something is one from which that thing can be developed or achieved.
The post will give him a powerful political base from which to challenge the Kremlin.
The family base was crucial to my development.
Synonyms: foundation, institution, organization, establishment More Synonyms of base
7. verb
If you base one thing on another thing, the first thing develops from the second thing.
He based his conclusions on the evidence given by the captured prisoners. [V n + on/upon]
Synonyms: ground, found, build, rest More Synonyms of base
basedadjective
Three of the new products are based on traditional herbal medicines. [+ on/upon]
The figures are based upon average market prices.
8. countable noun
A company's client base or customer base is the group of regular clients or customers that the company gets most of its incomefrom.
[business]
The company has been expanding its customer base using trade magazine advertising.
9. countable noun
A military base is a place which part of the armed forces works from.
Gunfire was heard at an army base close to the airport.
...a massive air base in eastern Saudi Arabia.
Synonyms: centre, post, station, camp More Synonyms of base
10. countable noun [usually poss NOUN]
Your base is the main place where you work, stay, or live.
For most of the spring and early summer her base was her home in Scotland.
Synonyms: home, house, territory, pad [slang, old-fashioned] More Synonyms of base
11. countable noun [usually singular]
If a place is a base for a certain activity, the activity can be carried out at that place or from thatplace.
The two hotels are attractive bases from which to explore southeast Tuscany.
Los Angeles was still my financial base. I was still doing business there.
12. countable noun
The base of a substance such as paint or food is the main ingredient of it, to which othersubstances can be added.
Drain off any excess marinade and use it as a base for a pouring sauce.
Oils may be mixed with a base oil and massaged into the skin.
Synonyms: essence, source, basis, concentrate More Synonyms of base
13. countable noun
A base is a system of counting and expressing numbers. The decimal system uses base 10, and the binary system uses base 2.
14. countable noun
A base in baseball, softball, or rounders is one of the places at each corner of the square on the pitch.
15. graded adjective
Base behaviour is behaviour that is immoral or dishonest.
[literary]
Love has the power to overcome the baser emotions.
Synonyms: dishonourable, evil, corrupt, infamous More Synonyms of base
16.
See off base
17.
See touch base
18.
See touch/cover all the bases
More Synonyms of base
English Easy Learning GrammarThe non-finite parts of the verbNon-finite parts of a verb are those that do not indicate number, person or tense.The common non-finite forms are: the base form the present participle ... Read more
base in British English1
(beɪs)
noun
1.
the bottom or supporting part of anything
2.
the fundamental or underlying principle or part, as of an idea, system, or organization; basis
3.
a.
a centre of operations, organization, or supply
the climbers made a base at 8000 feet
b.
(as modifier)
base camp
4.
a centre from which military activities are coordinated
5.
anything from which a process, as of measurement, action, or thought, is or may bebegun; starting point
the new discovery became the base for further research
6.
the main ingredient of a mixture
to use rice as a base in cookery
7.
a chemical compound that combines with an acid to form a salt and water. A solutionof a base in water turns litmus paper blue, produces hydroxyl ions, and has a pH greater than 7. Bases are metal oxides or hydroxides or amines
See also Lewis base
8. biochemistry
any of the nitrogen-containing constituents of nucleic acids: adenine, thymine (in DNA), uracil (in RNA), guanine, or cytosine
9.
a medium such as oil or water in which the pigment is dispersed in paints, inks, etc; vehicle
10.
the inorganic material on which the dye is absorbed in lake pigments; carrier
11. biology
a.
the part of an organ nearest to its point of attachment
b.
the point of attachment of an organ or part
12.
the bottommost layer or part of anything
13. architecture
a.
the lowest division of a building or structure
b.
the lower part of a column or pier
14. another word for baseline (sense 2)
15.
the lower side or face of a geometric construction
16. mathematics
a.
the number of distinct single-digit numbers in a counting system, and so the numberrepresented as 10 in a place-value system
the binary system has two digits, 0 and 1, and 10 to base 2 represents 2
place-value
b.
(of a logarithm or exponential) the number whose powers are expressed
since 1000 = 103, the logarithm of 1000 to base 10 is 3
c.
(of a mathematical structure) a substructure from which the given system can be generated
d.
the initial instance from which a generalization is proven by mathematical induction
17. Also called: base clause logic, mathematics
the initial element of a recursive definition, that defines the first element of the infinite sequence generated thereby
18. linguistics
a.
a root or stem
b. base component
19. electronics
the region in a transistor between the emitter and collector
20. photography
the glass, paper, or cellulose-ester film that supports the sensitized emulsion with which it is coated
21. heraldry
the lower part of the shield
22. jewellery
the quality factor used in pricing natural pearls
23.
a starting or finishing point in any of various games
24. baseball
any of the four corners of the diamond, which runners have to reach in order to score
25.
the main source of a certain commodity or element
a customer base
their fan base
26. off base
27. touch base
verb
28. (tr foll by on or upon)
to use as a basis (for); found (on)
your criticisms are based on ignorance
29. (often foll byat or in)
to station, post, or place (a person or oneself)
Word origin
C14: from Old French, from Latin basis pedestal; see basis
base in British English2
(beɪs)
adjective
1.
devoid of honour or morality; ignoble; contemptible
2.
of inferior quality or value
3.
debased; alloyed; counterfeit
base currency
4. English history
a.
(of land tenure) held by villein or other ignoble service
b.
holding land by villein or other ignoble service
5. archaic
born of humble parents; plebeian
6. archaic
illegitimate
adjective, noun
7. music an obsolete spelling of bass1
Derived forms
basely (ˈbasely)
adverb
baseness (ˈbaseness)
noun
Word origin
C14: from Old French bas, from Late Latin bassus of low height, perhaps from Greek bassōn deeper
base in American English1
(beɪs)
noun
1.
the thing or part on which something rests; lowest part or bottom; foundation
2.
the fundamental or main part, as of a plan, organization, system, theory, etc.
3.
the principal or essential ingredient, or the one serving as a vehicle
paint with an oil base
4.
anything from which a start is made; basis
5.
the point of attachment of a part of the body
the base of the thumb
6.
a center of operations or source of supply; headquarters, as of a military operation or exploring expedition
7.
a.
the bottommost layer or coat, as of paint
b.
a makeup cream to give a desired color to the skin, esp. in the theater
8. Architecture
the lower part, as of a column, pier, or wall, regarded as a separate unit
9. Baseball
any of the four objects at the four corners of the infield that must be reached safely one after the other to score a run: three (first base, second base, and third base) are set above the ground while the fourth (home plate) is set flush with the ground
10. Chemistry
a.
any compound that can react with an acid to form a salt, the hydroxyl of the base being replaced by a negative ion: in modern theory, any substance that produces a negative ion and donates electrons to an acid to form covalent bonds: in water solution a base tastes bitter, turns red litmus paper blue, and, in dissociation theory, produces free hydroxyl ions
see also pH
b.
any of the two purines (adenine or guanine) or three pyrimidines (thymine, cytosine,or uracil) that are the key building blocks of nucleic acid
see also base pair
11. Dyeing
a substance used for fixing colors
12. Electronics
in some transistors, the region or layer of semiconductor material, acting as an electrode, that separates the emitter from the collector and receives an electric current ofelectrons or holes
13. Geometry
the line or plane upon which a figure is thought of as resting
the base of a triangle
14. Heraldry
the lower portion of a shield
15. Linguistics
any morpheme to which prefixes, suffixes, etc. are or can be added; stem or root
16. Ancient Mathematics
a.
a whole number, esp. 10 or 2, made the fundamental number, and raised to variouspowers to produce the major counting units, of a number system; radix
b.
any number raised to a power by an exponent
see also logarithm
c.
a starting or reference figure or sum upon which certain calculations are made
adjective
17.
forming a base
verb transitiveWord forms: based or ˈbasing
18.
to make or form a base or foundation for
19.
to put or rest (on) as a base or basis
to base a guess on past experience
20.
to place or station (in or at a base)
Idioms:
off base
on base
touch all the bases
touch base
SYNONYMY NOTE: base1, as compared here, refers to a part or thing at the bottom acting as a support orunderlying structure [the base of a lamp]; basis, conveying the same idea, is the term preferred for nonphysical things [the basis of a theory]; foundation stresses solidity in the underlying or supporting thing and often suggests permanenceand stability in that which is built on it [the foundation of a house]; groundwork, closely synonymous with , foundation, is principally applied to nonphysical things [the groundwork of a good education]
Word origin
ME < OFr bas < L basis, basis
base in American English2
(beɪs)
adjectiveWord forms: ˈbaser or ˈbasest
1.
having or showing little or no honor, courage, or decency; mean; ignoble; contemptible
a base coward, base ingratitude
2.
of a menial or degrading kind
base servitude
3.
inferior in quality
4. Rare
not classical or cultivated
base Latin
5.
of comparatively low worth
iron is a base metal, gold a precious one
6.
debased or counterfeit
base coin
7.
a.
having the low feudal status of villein
b.
held by one having this status
base tenure
8. Archaic
low in height; short
9. Archaic
of servile, humble, or illegitimate birth
10. Obsolete
low or inferior in place or position
11. Obsolete
bass1
noun
12. Obsolete
bass1
SYNONYMY NOTE: base2 implies a putting of one's own interests ahead of one's obligations, as because ofgreed or cowardice [base motives]; mean1 suggests a contemptible pettiness of character or conduct [his mean attempts to slander her]; ignoble suggests a lack of high moral or intellectual qualities [to work for an ignoble end]; abject implies debasement and a contemptible lack of self-respect [an abject servant]; sordid connotes the depressing drabness of that which is mean or base [the sordid details of their affair]; vile suggests disgusting foulness or depravity [vile epithets]; low1 suggests rather generally coarseness, vulgarity, depravity, etc., specif. in referenceto taking grossly unfair advantage [so low as to steal from one's own mother]; degrading suggests a lowering or corruption of moral standards [the degrading aspects of prison life]
OPPOSITES: noble, moral, virtuous
Derived forms
basely (ˈbasely)
adverb
baseness (ˈbaseness)
noun
Word origin
ME & OFr bas < VL bassus, thick, stumpy, low
More idioms containing
base
touch base
off base
get to first base
COBUILD Collocations
base
industrial base
permanent base
Examples of 'base' in a sentence
base
Instead it is a system based on sticks.
Times, Sunday Times (2017)
Price per person based on four sharing.
The Sun (2016)
All four have regional power bases.
Times, Sunday Times (2016)
The centre will be based in Southampton but cover nine counties.
The Sun (2016)
Based on current values this would give him a lump sum of more than 30,000.
Times, Sunday Times (2016)
I could not care less that there is a medical consensus that statins are safe unless that consensus is based on good evidence.
Times, Sunday Times (2016)
Don't wrap up too warm: wear only a base layer and a hat.
Times, Sunday Times (2016)
All four Britons are based in America.
Times, Sunday Times (2016)
And what has worked for England's back row so far has been a smoke and mirrors deception based around the numbers on the back of a jersey.
Times, Sunday Times (2016)
We have a number of vehicles based locally that are able to access the court.
Times, Sunday Times (2011)
They are based on evidence and they work.
Times, Sunday Times (2015)
There are four common bases for such groupings.
Torrington, Derek Personnel Management: A New Approach (1991)
Go to your superior and touch base with him.
Christianity Today (2000)
They had a power base and organizational skills.
Stearns, Peter N. World History: Patterns of Change and Continuity (1995)
This is as well as having rooms at more sumptuous city centre bases.
The Sun (2014)
We have quite a big fan base out there.
The Sun (2008)
Prices based on two people sharing a twin room.
Times, Sunday Times (2008)
We need to remember that the whole season is not based on one game.
Times, Sunday Times (2011)
You are making a value judgment based on reputation and trust.
Times, Sunday Times (2016)
Sometimes selection has to have an element of hunch based on potential.
Times, Sunday Times (2015)
Price per person based on four sharing.
The Sun (2009)
Or tell stories based on place names.
Times, Sunday Times (2006)
Other kinds of diagnostic equipment are also based on electrical activity in body organs.
Schneider, Hermann & Schneider, Leo The Harper Dictionary of Science in Everyday Language (1988)
Two reserve tank bases and military tunnel networks are left in ruins.
Times, Sunday Times (2013)
Slap on a light base layer of white foundation.
The Sun (2013)
So much here is based on numbers.
Times, Sunday Times (2012)
The first thing to go should be expensive sting operations based on flimsy evidence.
The Sun (2010)
The buy or offer price is on the right and is the price at which you buy the basecurrency.
Times, Sunday Times (2011)
But there has been little agitation against them on an island where the bases have become part of the furniture.
Times, Sunday Times (2014)
Sadly for England it cannoned away off the base of a post.
The Sun (2013)
This story is based on those time-honoured economic concepts, namely supply and demand.
The Times Literary Supplement (2014)
As a result, the company 's shareholder base is fairly neat.
Times, Sunday Times (2015)
Word lists with
base
architectural features, heraldry
In other languages
base
British English: base /beɪs/ NOUN
The base of something is its lowest edge or part, or the part at which it is attached to something else.
...a cake tin with a removable base.
American English: base
Arabic: قَاعِدَة
Brazilian Portuguese: base
Chinese: 基础
Croatian: baza
Czech: dno
Danish: base
Dutch: basis
European Spanish: base parte
Finnish: perusta
French: base
German: Basis
Greek: βάση
Italian: base
Japanese: 土台
Korean: 토대
Norwegian: basis
Polish: podstawa podłoże
European Portuguese: base
Romanian: bază
Russian: основа
Latin American Spanish: base
Swedish: bas fundament
Thai: พื้นฐาน ฐานทัพ
Turkish: kaide heykel vb
Ukrainian: основа
Vietnamese: đế
All related terms of 'base'
on base
at a base, having reached it safely with a base hit , walk , etc.
air base
An air base is a centre where military aircraft take off or land and are serviced , and where many of the centre's staff live .
army base
a centre from which military activities are coordinated
base camp
an encampment that serves as a staging area for a larger activity, for example in mountaineering
base coat
the first coat of paint applied to a prepared surface
base form
the simplest form of a word, to which inflections may be added
base head
a person who is addicted to cocaine
base hit
a play in which the batter hits a fair ball and gets on base without benefit of an opponent's error and without forcing out a runner already on base
base line
a line serving as a base
base load
the more or less constant part of the total load on an electrical power-supply system
base map
an outline map on which data may be plotted
base pair
a pair of bases consisting of the pyrimidine base of one nucleotide joined by a hydrogen bond to the complementary purine base of another nucleotide: such pairs form the links between the two strands of DNA and of double-stranded RNA
base pay
the basic rate of pay for a particular job exclusive of overtime pay, bonuses , etc.
base rate
In Britain , the base rate is the rate of interest that banks use as a basis when they are calculating the rates that they charge on loans .
base unit
any of the fundamental units in a system of measurement . The base SI units are the metre , kilogram , second, ampere , kelvin , candela , and mole
base year
a year used as an index for some phenomenon measured in other years
fan base
The fan base of someone such as a pop star or a pop group is their fans, considered as a whole .
home base
the place where a person has their home and feels comfortable
off base
If you say that someone is off base , you mean that they are wrong.
rate base
a guaranteed minimum amount or number used to compute advertising rates , as the number of subscribers to a publication
tax base
the assessed value of the taxable property, assets , and income within a specific tax district
wave base
the depth in a body of water at which the action of surface waves stops stirring the sediments
zero-base
relating to a form of budgeting in which items are considered in their own right and not with reference to previous expenditure
base clause
the initial element of a recursive definition , that defines the first element of the infinite sequence generated thereby
base level
the lowest level to which a land surface can be eroded by streams , which is, ultimately , sea level
base metal
A base metal is a metal such as copper, zinc, tin, or lead that is not a precious metal.
base period
a neutral period used as a standard for comparison in constructing an index to express a variable factor : 100 is usually taken as the index number for the variable in the base period
base price
a price quoted as a base without including additional charges
base runner
any member of the team at bat who has reached first, second , or third base safely or is trying to reach a base or home plate
base salary
A salary is the money that someone is paid each month by their employer , especially when they are in a profession such as teaching , law, or medicine .
base speed
a pure pinkish-grey form of the drug amphetamine with a putty-like consistency
client base
A business's client base is the same as its → customer base .
cloud base
the apparent lower surface of a cloud or cloud layer
first base
the base that a runner must reach safely to score a hit , and the first of the three bases the runner must reach safely on the way to home plate in order to score a run
leuco base
a colourless compound formed by reducing a dye so that the original dye can be regenerated by oxidation
Lewis base
a substance capable of donating a pair of electrons to an acid to form a covalent bond
naval base
a military base used by the Navy
pizza base
a disc of dough used as a base for a pizza
power base
The power base of a politician or other leader is the area or the group of people from which they get most support, and which enables him or her to become powerful.
purine base
a colourless crystalline solid that can be prepared from uric acid. Formula: C 5 H 4 N 4
rocket base
a firing range for rockets
Schiff base
the product of the chemical association of an aldehyde with a primary amine
second base
the base located behind the pitcher , the second of the four bases that a base runner attempts to reach safely
third base
the base to the right of the pitcher , the third of the four bases that a base runner attempts to reach safely
touch base
If you communicate with someone, especially someone you have not communicated with recently, you can say that you touch base with them.
airforce base
a centre from which military aircraft operate
Base Exchange
a nonprofit general store at a military base, for the sale of merchandise for personal use, refreshments , etc.
base hospital
a hospital serving a large rural area
base jumping
a sport in which a participant parachutes from any of a variety of fixed objects such as high buildings, cliffs , etc
base pairing
the hydrogen bonding that occurs between complementary nitrogenous bases in the two polynucleotide chains of a DNA molecule
Chinese translation of 'base'
base
(beɪs)
n(c)
(= bottom)
[of post, tree]底部 (dǐbù) (个(個), gè)
⇒ the base of the cliffs悬崖的底部 (xuányá de dǐbù)
[of cup, vase]底座 (dǐzuò)
(= layer)[of paint, make up]底 (dǐ)
⇒ Use this paint as a base before you varnish.在你上清漆前,先用这种漆作为底漆。 (Zài nǐ shàng qīngqī qián, xiān yòng zhèzhǒng qī zuòwéi dǐqī.)