period meaning
EN
[ˈpɪəɹɪəd] 
US WPeriod
- Period (from Greek περίοδος) or periodic may refer to:
- Timeframe, a length or era of time
- Full stop or period, a punctuation mark
- NounPLperiodsPREpéri-
- A length of time.
- There was a period of confusion following the announcement.
- You'll be on probation for a six-month period.
- A period of time in history seen as a single coherent entity; an epoch, era.
- Food rationing continued in the post-war period.
- (now chiefly Canada, US) The punctuation mark “.” (indicating the ending of a sentence or marking an abbreviation).
- The length of time during which the same characteristics of a periodic phenomenon recur, such as the repetition of a wave or the rotation of a planet.
- Female menstruation.
- When she is on her period, she prefers not to go swimming.
- A section of an artist's, writer's (etc.) career distinguished by a given quality, preoccupation etc.
- This is one of the last paintings Picasso created during his Blue Period.
- Each of the divisions into which a school day is split, allocated to a given subject or activity.
- I have math class in second period.
- (chiefly Canada, US) Each of the intervals into which various sporting events are divided.
- Gretzky scored in the last minute of the second period.
- (obsolete, medicine) The length of time for a disease to run its course.
- An end or conclusion; the final point of a process etc.
- (rhetoric) A complete sentence, especially one expressing a single thought or making a balanced, rhythmic whole.
- (obsolete) A specific moment during a given process; a point, a stage.
- (chemistry) A row in the periodic table of the elements.
- (geology) A subdivision of an era, typically lasting from tens to hundreds of millions of years, see Appendix: Geologic timescale.
- (genetics) A Drosophila gene which gene product is involved in regulation of the circadian rhythm.
- Polyclonal antibodies were prepared against the period gene product, which influences biological rhythms in D. melanogaster, by using small synthetic peptides from the per sequence as immunogens.
- (music) Two phrases (an antecedent and a consequent phrase).
- (mathematics) One of several similar sets of figures or terms usually marked by points or commas placed at regular intervals, as in numeration, in the extraction of roots, and in recurring decimals.
- A length of time.
- VerbSGperiodsPRperiodingPT, PPperioded
- Adjective
- Appropriate for a given historical era.
- (of a film, or play, or similar) Set in and designed to evoke a particular historical period, especially through the use of elaborate costumes and scenery.
- Appropriate for a given historical era.
- Interjection
- More Examples
- Used in the Middle of Sentence
- The government will phase in the new education system over a period of three years.
- The coming months will also be a period of trying to shed her scriptedness.
- The temperature at which the shortest postoviposition period occurred was estimated by the quadratic equation as 25.2°C [ …]
- Used in the Ending of Sentence
- Boyle’s goal, which came after Rangers defenseman Jason Strudwick overskated the puck behind the net to give the Kings an easy pass out front, came 13 minutes 8 seconds into the first period.
- Residue identities are marked with an asterisk, conserved substitutions are marked with a colon, and semiconserved substitutions are marked with a period.
- One of the architectural arts is acrography or plaster work which has had its own form and style in each historical period.
- Used in the Middle of Sentence
Definition of period in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Uncomparable adjectives
- Uncomparable adjectives
- Interjections
- Nouns
- Countable nouns
- Countable nouns
- Verbs
- Intransitive verbs
- Intransitive verbs
- Adjectives
- en periodic
- en periodical
- en periodically
- en periodicity
- en periods
Source: Wiktionary
Grammatically, this word "period" is an adjective, more specifically, an uncomparable adjective. It's also an interjection. It's also a noun, more specifically, a countable noun. It's also a verb, more specifically, an intransitive verb.