periods
pe-ri-ods · noun
Definitions
noun
- 1.
Lengths or portions of time.
- 2.
Punctuation marks (.) used at the end of sentences.
- 3.
Divisions of time in school schedules.
- 4.
Monthly menstrual cycles in women.
Related words
Etymology
From Greek periodos meaning "cycle, circuit," from peri- meaning "around" and hodos meaning "way, journey."