a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations | a conventional expression of greeting or farewell, used to wish someone a good morning |
the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause | the earliest period |
an amount of time | the time period between dawn and noon |
the interval taken to complete one cycle of a regularly repeating phenomenon | the first light of day |
a unit of geological time during which a system of rocks formed | |
the end or completion of something | |
(ice hockey) one of three divisions into which play is divided in hockey games | |