abortifacient adj 1: causing abortion n 1: a drug (or other chemical agent) that causes abortion [syn: {abortifacient}, {aborticide}, {abortion-inducing drug}]
Abortifacient \A*bor`ti*fa"cient\ ([.a]*b[^o]r`t[i^]*f[=a]"shent), a. [L. abortus (see {Abort}, v.) + faciens, p. pr. of facere to make.] Producing miscarriage. -- n. A drug or an agent that causes premature delivery. [1913 Webster]
Abortive \A*bor"tive\, n. 1. That which is born or brought forth prematurely; an abortion. [Obs.] --Shak. [1913 Webster] 2. A fruitless effort or issue. [Obs.] [1913 Webster] 3. (Med.) A medicine to which is attributed the property of causing abortion; -- also called an {abortifacient}. --Dunglison. [1913 Webster +PJC]