What is the meaning of Period?

A length of time.

A length of time in history seen as a single coherent entity; an epoch, era.

The punctuation mark “.” (indicating the ending of a sentence or marking an abbreviation).

A decisive end to something; a stop.

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; an episode of this.

The set of symptoms associated with menstruation, even if not accompanied by menstruation; an episode of these symptoms.

A section of an artist's, writer's (etc.) career distinguished by a given quality, preoccupation etc.

Each of the divisions into which a school day is split, allocated to a given subject or activity.

Each of the intervals, typically three, of which a game is divided.

One or more additional intervals to decide a tied game, an overtime period.

The length of time for a disease to run its course.

An end or conclusion; the final point of a process, a state, an event, etc.

A complete sentence, especially one expressing a single thought or making a balanced, rhythmic whole.

A specific moment during a given process; a point, a stage.

A row in the periodic table of the elements.

A geochronologic unit of millions to tens of millions of years; a subdivision of an era, and subdivided into epochs.

A Drosophila gene, the gene product of which is involved in regulation of the circadian rhythm.

Two phrases (an antecedent and a consequent phrase).

The length of an interval over which a periodic function, periodic sequence or repeating decimal repeats; often the least such length.

Designating anything from a given historical era. (Can we add an example for this sense?)

Evoking, or appropriate for, a particular historical period, especially through the use of elaborate costumes and scenery.

That's final; that's the end of the matter (analogous to a period ending a sentence); end of story.

To come to a period; to conclude.

To put an end to.

To menstruate; to excrete menstrual blood.

period (a length of time)

period (a period of time in history seen as a single coherent entity)

period (the length of time during which the same characteristics of a periodic phenomenon recur)

period (female menstruation)

period (full sentence)

Alternative form of perioadă

period (of time)

a period, a limited amount of time

period

Source: wiktionary.org