subst. |
1. |
period - a unit of geological time during which a system of rocks formed; "ganoid fishes swarmed during the earlier geological periods" |
|
|
geologic time,
geological time the time of the physical formation and development of the earth (especially prior to human history)
|
|
|
geological era,
era a major division of geological time; an era is usually divided into two or more periods
|
|
|
epoch a unit of geological time that is a subdivision of a period and is itself divided into ages
|
|
|
glacial period,
ice age,
glacial epoch any period of time during which glaciers covered a large part of the earth's surface; "the most recent ice age was during the Pleistocene"
|
2. |
period - a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations; "in England they call a period a stop" |
|
|
point,
stop |
|
|
punctuation mark,
punctuation the use of certain marks to clarify meaning of written material by grouping words grammatically into sentences and clauses and phrases
|
|
|
suspension point (usually plural) one of a series of points indicating that something has been omitted or that the sentence is incomplete
|
3. |
period - (ice hockey) one of three divisions into which play is divided in hockey games |
|
|
division,
part,
section the act or process of dividing
|
|
|
period of play,
playing period,
play (in games or plays or other performances) the time during which play proceeds; "rain stopped play in the 4th inning"
|
|
|
hockey game,
ice hockey,
hockey a game played on an ice rink by two opposing teams of six skaters each who try to knock a flat round puck into the opponents' goal with angled sticks
|
4. |
period - the interval taken to complete one cycle of a regularly repeating phenomenon |
|
|
time interval,
interval a definite length of time marked off by two instants
|
|
|
orbit period the time it takes to complete one full orbit around a celestial body; "the orbit period depends on the altitude of the satellite"
|
5. |
period - the end or completion of something; "death put a period to his endeavors"; "a change soon put a period to my tranquility" |
|
|
ending,
end the end of a word (a suffix or inflectional ending or final morpheme); "I don't like words that have -ism as an ending"
|
|
|
figure of speech,
trope,
image,
figure language used in a figurative or nonliteral sense
|