Definition of reinstate for English Language Learners : to put (someone) back in a job or position that had been taken away : to begin using or dealing with (a law, policy, system, etc.) again
Detailed Synonyms for period of time in English. period of time: period of time [the ~] noun. the period of time the term; the period of time; the period; the space of time; the time; the space term [the ~] noun.
Princeton's WordNet(5.00 / 1 vote)Rate this definition: 1  era, epoch(noun) a period marked by distinctive character or reckoned from a fixed point or event. 2  era, geological era(noun) a major division of geological time; an era is usually divided into two or more periods.