copulin

Noun

Any of a class of aliphatic acids that are found in vaginal fluids and used to signal ovulation.

Origin / Etymology

From copulate + -in.

Scrabble Score: 0

copulin: not valid in Scrabble (US) TWL Dictionary
copulin: not valid in Scrabble (MW) Merriam-Webster Dictionary
copulin: not valid in International Collins CSW Dictionary

Words With Friends Score: 0

copulin: not valid in Words With Friends