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.
Definition of period for Students. 1 : a punctuation mark . used chiefly to mark the end of a declarative sentence or an abbreviation. 2 : a portion of time set apart by some quality a period of cool weather. 3 : a portion of time that forms a stage in history the colonial period.