safe period is a noun meaning "that time during a woman's menstrual cycle during which conception is least likely to occur (usually immediately before of after menstruation)". It carries one recorded sense.
that time during a woman's menstrual cycle during which conception is least likely to occur (usually immediately before of after menstruation)
Definitions, synonyms and semantic relations for safe period come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. .