noun

1. a length or portion of time. "he had long periods of depression" синонимы: time, spell, interval, stretch, term, span, phase, session, bout, run, space, duration, chapter, stage, while, patch
2. the interval of time between successive occurrences of the same state in an oscillatory or cyclic phenomenon, such as a mechanical vibration, an alternating current, a variable star, or an electromagnetic wave.
3. a flow of blood and other material from the lining of the uterus, occurring in non-pregnant women at intervals of about 28 days between puberty and the menopause and typically lasting for a few days. "she's got her period" синонимы: menstruation, menstrual flow, the curse, monthlies, time of the month, menses, time, flowers
4. a punctuation mark (.) used at the end of a sentence or an abbreviation; a full stop. синонимы: point, stop, full stop, full point
5. a set of elements occupying a horizontal row in the periodic table.
6. a complex sentence, especially one consisting of several clauses, constructed as part of a formal speech or oration.

adjective

belonging to or characteristic of a past historical time, especially in style or design. "an attractive and beautifully modernized period house"