月げっ経けい期きMeaningsNoun1. menstrual periodKanji used月moon経Buddhist scripture期period (of time)Composed of月げっ経けいmenstruation; menstrual periodNoun期きperiod; time; opportunity; chance; occasion; age; term (e.g. in office); session (e.g. of parliament); stage (e.g. of a disease); season (e.g. of a TV series)Noun