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.
Periods with abbreviations. While the period is most commonly used to mark the end of a sentence, it is also used to mark abbreviations. In addition to standard abbreviations (words that are shortened by omitting one or more letters), there are also three sub-categories that can use periods: initials, acronyms, and initialisms.