plural of periodization

(transitive) To divide (history) into periods.

simple past tense and past participle of period

present participle of period

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

Designating anything from a given historical era. / Evoking, or appropriate for, a particular historical period, especially through the use of elaborate costumes and scenery.

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

(obsolete, intransitive) To come to a period; to conclude. / (obsolete, transitive, rare) To put an end to.

In a manner that is regular or periodic. / intermittently or recurrently

A publication issued regularly, but less frequently than daily.