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单词 period
释义

periodnoun [ C ]

uk​/ˈpɪə.ri.əd/us​/ˈpɪr.i.əd/

period noun [ C ] (TIME)

B1 a length of time:

Her work means that she spends long periods away from home.
Unemployment in the first half of the year was 2.5 percent lower than in the same period the year before.
15 people were killed in/over a period of four days.
The study will be carried out over a six-month period.

B1 in school, a division of time in the day when a subject is taught:

We have six periods of science a week.

a fixed time during the life of a person or in history:

Most teenagers go through a rebellious period.
The house was built during the Elizabethan period.

More examples

  • Her time at university was the most eventful period of her life.
  • He was one of the most important writers of that period.
  • The war was followed by a long period of peace and prosperity.
  • The 1990s were a period of rapid change.
  • The police are carrying out spot checks on drivers over the Christmas period to test for alcohol levels.

Thesaurus: synonyms and related words

Periods of time - general words

  • age
  • at/in one sitting idiom
  • day
  • duration
  • free time
  • gap
  • interval
  • length
  • lifetime
  • making
  • me time
  • rest
  • run
  • shortly
  • slot
  • spasm
  • spell
  • stretch
  • term
  • timescale

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You can also find related words, phrases, and synonyms in the topics:

Classes & courses
Stages & phases
Stages of life

period noun [ C ] (BLOOD)

the bleeding from a woman's womb that happens once a month when she is not pregnant:

period pains
She'd missed a period and was worried.

Thesaurus: synonyms and related words

Obstetrics: processes & stages connected with sexual reproduction

  • conception
  • curse
  • egg
  • hot flush
  • impregnate
  • menstrual period
  • menstruate
  • menstruation
  • ova
  • ovulate
  • perinatal
  • PMS
  • PMT
  • postmenopausal
  • premenstrual
  • prepubescent
  • preterm
  • puberty
  • pubescent
  • sb's biological clock is ticking idiom

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period noun [ C ] (MARK)

mainly US UK usually full stop the symbol . used in writing at the end of a sentence or at the end of the short form of a word

mainly US said at the end of a statement to show that you believe you have said all there is to say on a subject and you are not going to discuss it any more:

There will be no more shouting, period!

Thesaurus: synonyms and related words

Punctuation

  • ampersand
  • asterisk
  • capitalize
  • caron
  • cedilla
  • dash
  • ditto
  • grave (accent)
  • guillemet
  • hyphen
  • hyphenate
  • lower case
  • parentheses
  • punctuation
  • punctuation mark
  • question mark
  • quotation marks
  • stroke
  • tilde
  • upper case

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You can also find related words, phrases, and synonyms in the topics:

Linguistics: interjections

periodadjective

uk​/ˈpɪə.ri.əd/us​/ˈpɪr.i.əd/
period costume/dress/furniture

the clothes or furniture of a particular time in history:

They performed "Julius Caesar" in period dress.

Thesaurus: synonyms and related words

Old or old-fashioned

  • a thing of the past idiom
  • age-old
  • ageing
  • aging
  • ancient
  • feel your age idiom
  • fossilized
  • frumpy
  • fusty
  • have had its/your day idiom
  • hoary
  • neanderthal
  • oldish
  • out of date
  • outdated
  • outmoded
  • outworn
  • used
  • vintage
  • went out with the ark idiom

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periodnoun [ C ]

us​/ˈpɪər·i·əd/

period noun [ C ] (TIME)

a length of time:

The study will be carried out over a six-month period.

A period in the life of a person or in history is a particular time during that life or history:

The period after World War II was marked by rapid economic growth.

A period is a division of time in an event of fixed length, such as a day at school or a game:

There was no scoring in the second period.

physics A period is the time it takes for one complete repetition of a pattern that repeats. A second is used as the standard unit in most areas of science.

Period costume/dress/furniture is the clothing or furniture of a particular time in history:

At the Revolutionary War theme park, everyone was wearing period costumes.

period noun [ C ] (MARK)

a mark (.) used in writing to show where the end of a sentence is, or to show that the letters before it are an abbreviation (= short word form)

infml You can say period at the end of a statement as a way of adding emphasis:

There will be no more shouting, period!

period noun [ C ] (BLEEDING)

also menstrual period, /ˈmen·strəlˌpɪr·i·əd, -strə·wəl-/the bleeding from a woman’s uterus that happens approximately every four weeks when she is not pregnant

period noun [ C ] (REPEATED EVENT)

science the time needed to complete a regularly repeating event or series of events

period noun [ C ] (ROW)

chemistry any of the rows in the periodic table of chemical elements

periodnoun [ C ]

uk​/ˈpɪəriəd/us​

a length of time:

a period of six months/10 years, etc. This debt is repayable over a period of five years in equal quarterly instalments.
Profit fell 75.1% from the same period a year ago.
The Government will make an additional 10% contribution for a limited period.
The second quarter of the year should have been a busy period.

See also

accounting period
cooling-off period
deferment period
earnout period
payback period
pay period
qualifying period
recovery period
reporting period
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更新时间：2025/1/24 6:28:02