period
//ˈpɪəriəd//
Noun
periodsPlural
1
A length or portion of time with a beginning and end.
We studied the history of that period.
2
A punctuation mark (.) used at the end of a sentence or to indicate an abbreviation.
Don't forget to put a period at the end of the sentence.
3
A menstrual cycle; the monthly discharge of blood from the uterus.
She gets cramps during her period.
4
A division of time in a school day or schedule.
We have math class during third period.
5
A distinct era or stage in history, development, or a process.
The Renaissance was a period of great cultural change in Europe.
6
A division of play in certain sports such as hockey or basketball.
The team scored three goals in the first period.