History Of Menstruation Was The Term "period" Used To Describe Menstruation In The 1800's? If Not, When Was This Term Invented?

Was the term "period" used to describe menstruation in the 1800's? If not, when was this term invented? - history of menstruation

I do a history project and one of my diary entries, I get pregnant, I wondered if people use the word "delay" in 1800 again.