There was a period of confusion following the announcement.
You'll be on probation for a six-month period.
2. subst. A period of time in history seen as a single coherent entity; an epoch, era.
Food rationing continued in the post-war period.
3. subst. (now chiefly North America) The punctuation mark “.” (indicating the ending of a sentence or marking an abbreviation).
4. subst. 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.
5. subst. Female menstruation.
When she is on her period, she prefers not to go swimming.
6. subst. 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.
7. subst. 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.
8. subst. (chiefly North America) Each of the intervals into which various sporting events are divided.
Gretzky scored in the last minute of the second period.
9. subst. (obsolete, medicine) The length of time for a disease to run its course.
10. subst. An end or conclusion; the final point of a process etc.
11. subst. (rhetoric) A complete sentence, especially one expressing a single thought or making a balanced, rhythmic whole.
12. subst. (obsolete) A specific moment during a given process; a point, a stage.
13. subst. (chemistry) A row in the periodic table of the elements.
14. subst. (geology) A subdivision of an era, typically lasting from tens to hundreds of millions of years, see.
15. subst. (genetics) A Drosophila gene, the gene product of which is involved in regulation of the circadian rhythm.
21. subst. (music) Two phrases (an antecedent and a consequent phrase).
22. subst. (math) The length of an interval over which a periodic function, periodic sequence or repeating decimal repeats; often the least such length.
23. subst. (archaic) End point, conclusion.
a period car
a period TV commercial
24. adj. Evoking, or appropriate for, a particular historical period, especially through the use of elaborate costumes and scenery.
25. interj. (chiefly North America) That's final; that's the end of the matter (analogous to a period ending a sentence).
I know you don't want to go to the dentist but your teeth need to be checked, period!
26. v. (obsolete, intransitive) To come to a period; to conclude.
27. v. (obsolete, transitive, rare) To put an end to.