period

1) период

2) период периодической системы
3) интервал времени
4) повторяющаяся группа цифр в десятичной дроби
5) пора
6) пребывание
7) продолжительность
8) срок
9) фаза
10) точка
11) цикл
12) круг
– base period
– blanking period
– breaking-in period
– combustion period
– counting period
– depreciation period
– frame period
– fundamental period
– half-life period
– holding period
– inaction period
– interglacial period
– latency period
– latent period
– obsolescence period
– off period
– oil-change period
– operating period
– operation period
– orbital period
– oscillation period
– overtime period
– pay-back period
– period of oscillation
– period of vibration
– primitive period
– probationary period
– pulse period
– quiescent period
– repetend period
– roasting period
– running-in period
– sampling period
– sensitive period
– shake-down period
– sidereal period
– start-up period
– training period
– transient period
– ungated period
– warranty period
– wear-out period
– wearing period

natural period of vibration — собственный период колебаний

over a period of — на протяжении

period of element in group — порядок элемента группы

pulse repetition period — период повторения импульсов