noun “period”
singular period, plural periods
- a length of time
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He lived in Paris for a period of five years.
- a length of time in history with particular characteristics
The Renaissance was a period of great artistic achievement.
- (in medicine) menstruation; a woman's monthly bleeding
She can't participate in the race because she's on her period.
- (US) the punctuation mark "." used at the end of a sentence or abbreviation
Don't forget to put a period at the end of your sentence.
- (US, figuratively) an end or conclusion to something
She decided to put a period to their argument by walking away.
- one of the time segments into which a school day is divided
Our science class is during the third period.
- one of the segments into which a sports game is divided
The team scored two goals in the final period.
- the duration of one complete cycle of a repeating phenomenon
The period of the pendulum's swing is two seconds.
- (in geology) a division of geologic time longer than an epoch and shorter than an era
Dinosaurs lived during the Jurassic period.
- (in chemistry) a row in the periodic table of elements
Elements in the same period have the same number of electron shells.
adjective “period”
base form period, non-gradable
- existing from a particular time in history
They restored the house with period furniture from the 1800s.
- copying or resembling a particular historical period
The actors wore period costumes in the historical movie.
interjection “period”
- (US) used to show that something is final and not up for discussion
You need to finish your homework, period!