Radical changes and differences are very important and great in degree.
The country needs a period of calm without more surges of radical change.
The Football League has announced its proposals for a radical reform of the way footballis run in England.
radically (rædɪkli)adverb
...two large groups of people with radically different beliefs and cultures.
2. adjective [usually ADJECTIVE noun]
Radical people believe that there should be great changes in society and try to bring about these changes.
...threats by left-wing radical groups to disrupt the proceedings.
...political tension between radical and conservative politicians.
Synonyms: revolutionary, reforming, extreme, militant More Synonyms of radical
A radical is someone who has radical views.
More Synonyms of radical
radical in British English
(ˈrædɪkəl)
adjective
1.
of, relating to, or characteristic of the basic or inherent constitution of a person or thing; fundamental
a radical fault
2.
concerned with or tending to concentrate on fundamental aspects of a matter; searching or thoroughgoing
radical thought
a radical re-examination
3.
favouring or tending to produce extreme or fundamental changes in political, economic, or social conditions, institutions, habits of mind, etc
a radical party
4. medicine
(of treatment) aimed at removing the source of a disease
radical surgery
5. slang, mainly US
very good; excellent
6.
of, relating to, or arising from the root or the base of the stem of a plant
radical leaves
7. mathematics
of, relating to, or containing roots of numbers or quantities
8. linguistics
of or relating to the root of a word
noun
9.
a person who favours extreme or fundamental change in existing institutions or inpolitical, social, or economic conditions
10. mathematics
a root of a number or quantity, such as 3√5, √x
11. Also: radicle chemistry
a. short for free radical
b. another name for group (sense 10)
12. linguistics another word for root1 (sense 9)
13.
(in logographic writing systems such as that used for Chinese) a part of a character conveying lexical meaning
Derived forms
radicalness (ˈradicalness)
noun
Word origin
C14: from Late Latin rādīcālis having roots, from Latin rādix a root
radical in American English
(ˈrædɪkəl)
adjective
1.
a.
of or from the root or roots; going to the foundation or source of something; fundamental; basic
a radical principle
b.
extreme; thorough
a radical change in one's life
2.
a.
favoring fundamental or extreme change; specif., favoring basic change in the socialor economic structure
b. [R-]
designating or of any of various modern political parties, esp. in Europe, ranging from moderate to conservative in program
3. Botany
of or coming from the root
4. Ancient Mathematics
having to do with the root or roots of a number or quantity
noun
5.
a.
a basic or root part of something
b.
a fundamental
6.
a.
a person holding radical views, esp. one favoring fundamental social or economic change
b. [R-]
a member or adherent of a Radical party
7. Chemistry
a group of two or more atoms that acts as a single atom and goes through a reaction unchanged, or is replaced by a single atom: it is normally incapable of separate existence
8. Ancient Mathematics
a.
the indicated root of a quantity or quantities, shown by an expression written under the radical sign
b.
radical sign
SIMILAR WORDS: ˈliberal
Derived forms
radicalness (ˈradicalness)
noun
Word origin
ME < LL radicalis < L radix (gen. radicis), root1
Examples of 'radical' in a sentence
radical
There are radical changes to most constituencies.
Times, Sunday Times (2016)
It is a radical change of trend.
Times, Sunday Times (2016)
But radical reform has to come.
The Sun (2017)
There will be no task force, no radical changes.
Times, Sunday Times (2016)
If it does not, these huge constituencies will seek radical change at the ballot box.
Times, Sunday Times (2017)
I know a lot of people make radical changes to their life when faced with their own mortality.
The Sun (2016)
That would make it the first party on the radical right to gain representation in the national chamber since the founding of modern Germany.
Times, Sunday Times (2017)
All would have sounded radical in 1967. Today?
Times, Sunday Times (2016)
May has had to drop many of her more radical reforms, including a proposal to install workers on company boards, amid opposition from industry.
Times, Sunday Times (2017)
Radical leftist parties demand a referendum on the monarchy.
Times, Sunday Times (2014)
Radical political and constitutional changes are almost always the result of war and revolution.
Hirst, Paul After Thatcher (1989)
Some are more radical or more conservative than others.
Peter F. Drucker THE ESSENTIAL DRUCKER (2001)
The two combined can produce the radical change that the moment demands.
Times, Sunday Times (2009)
His policy prescription once again put him outside the mainstream during his lifetime and remains radical today.
The Times Literary Supplement (2013)
This is the point of attack for radical social reformers.
Boyne, Roy Foucault and Derrida - The Other Side Of Reason (1990)
The sector may think it has seen off radical change.
Times, Sunday Times (2013)
The first attempts at this style of dress were radical in the extreme.
Katie Hickman COURTESANS (2003)
Political demands for radical change are often justified by an appeal to "rights".
Rowbotham, Sheila The Past is Before Us - feminism in action since the 1960s (1989)
My exhortation is for both the radicals and conservatives.
Christianity Today (2000)
It is already well established that ultraviolet radiation produces free radicals in tissue.
Youngson, Dr. Robert The Antioxidant Health Plan (1994)
They became economic and social radicals in the process.
Garraty, John Arthur The American Nation: A History of the United States to 1877 (1995)
Others said the approach will be unnecessarily costly and risk being undermined by a radical change to planning laws.
Times, Sunday Times (2010)
They failed to carry through many of the radical reforms to important public services that wouldhave improved many lives.
Times, Sunday Times (2010)
Next door was a left-wing radical who saw this as provocation.
Times, Sunday Times (2016)
Labour has not run out of radical steam, he says.
Times, Sunday Times (2008)
They hope to win the backing of Socialist party members with radical policies.
Times, Sunday Times (2006)
We need a radical reform of our society and Party to ensure political and judicial democracy.
Aganbegyan, Abel Inside Perestroika: The Future of the Soviet Economy (1990)
The pessimistic outlook is likely to persist next year unless there is a radical improvement in economic conditions, he said.
Times, Sunday Times (2011)
A radical left-wing government proposing fantasy economics and causing chaos has learnt better.
Times, Sunday Times (2015)
Political change is secondary for Labour radicals to economic and social reform delivered through Westminster.
Hirst, Paul After Thatcher (1989)
Enter the guru, peddling ancient or radical solutions to today 's problems.
Times, Sunday Times (2009)
Quotations
A radical is a man with both feet firmly planted in the airFranklin D. Rooseveltradio broadcast
In other languages
radical
British English: radical ADJECTIVE
Radical changes and differences are very important and great in degree.
The country needs a period of calm without more surges of radical change.
American English: radical
Brazilian Portuguese: radical
Chinese: 重大的
European Spanish: radical
French: radical
German: radikal
Italian: radicale
Japanese: 根本的な
Korean: 극단적인
European Portuguese: radical
Latin American Spanish: radical
All related terms of 'radical'
free radical
Free radicals are atoms that contain one or more unpaired electrons. Free radicals are believed to be a cause of ageing , heart disease , and some cancers .
radical axis
a line from any point of which tangents to two given circles are of equal length . It is the line joining the points of intersection of two circles
radical chic
the patronage of extremists or left-wing radicals by rich or famous people, as through invitations to social functions or public expressions of support
radical left
the faction representing extreme left-wing political views, often Marxist or Maoist in ideology
radical right
the faction representing extreme right-wing political views; ultraconservatives; reactionaries
radical sign
the symbol √ placed before a number or quantity to indicate the extraction of a root , esp a square root. The value of a higher root is indicated by a raised digit in front of the symbol, as in 3 √
radical action
Action is doing something for a particular purpose.
radical agenda
You can refer to the political issues which are important at a particular time as an agenda .
radical departure
If someone does something different or unusual , you can refer to their action as a departure .
radical innovation
An innovation is a new thing or a new method of doing something.
radical proposal
A proposal is a plan or an idea, often a formal or written one, which is suggested for people to think about and decide upon.
radical improvement
If there is an improvement in something, it becomes better . If you make improvements to something, you make it better.
alkyl
of, consisting of, or containing the monovalent group C n H 2n+1
acetyl group
the univalent group, CH 3 CO–, derived from acetic acid
carboxyl group
functional group in organic acids
ethylene group
the divalent group, -CH 2 CH 2 -, derived from ethylene
naphthyl group
the univalent group C 10 H 7 –, having a replaceable hydrogen atom in the first , or alpha , position; 1-naphthyl group