Definition of "abortive"
abortive
/əˈbɔɹ.tɪv/
adjective
comparative more abortive, superlative most abortive
(biology) Imperfectly formed or developed; rudimentary; sterile.
(medicine, pharmacology, rare) Causing abortion; abortifacient.
(medicine, of a disease) Having a short and mild progression, without pronounced symptoms.