ˈpʰɪriəd US ˈpʰɪəriəd UK
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period (EN)
noun, adjective, interjection

noun “period”

singular period, plural periods
  1. a length of time
    He lived in Paris for a period of five years.
  2. a length of time in history with particular characteristics
    The Renaissance was a period of great artistic achievement.
  3. (in medicine) menstruation; a woman's monthly bleeding
    She can't participate in the race because she's on her period.
  4. (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.
  5. (US, figuratively) an end or conclusion to something
    She decided to put a period to their argument by walking away.
  6. one of the time segments into which a school day is divided
    Our science class is during the third period.
  7. one of the segments into which a sports game is divided
    The team scored two goals in the final period.
  8. the duration of one complete cycle of a repeating phenomenon
    The period of the pendulum's swing is two seconds.
  9. (in geology) a division of geologic time longer than an epoch and shorter than an era
    Dinosaurs lived during the Jurassic period.
  10. (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
  1. existing from a particular time in history
    They restored the house with period furniture from the 1800s.
  2. copying or resembling a particular historical period
    The actors wore period costumes in the historical movie.

interjection “period”

period
  1. (US) used to show that something is final and not up for discussion
    You need to finish your homework, period!