You searched for: “abortus abortuses”
abortus (s) (noun) abortuses, aborti (pl)
The procedure of giving an end to the development of a fetus which weighs less than 500 gm. (17 oz.) or is less than a twenty weeks' gestational age at the time of the expulsion from the uterus, and therefore has no chance of survival: An abortus is something that has been terminated.