Also found in: Medical.
1. Causing; bringing about: somnifacient.
2. Something that causes or brings about: abortifacient.
suffix forming adjectives, suffix forming nouns
indicating a state or quality: absorbefacient; rubefacient.
[from Latin facient-, faciēns, present participle of facere to do]
a combining form meaning “causing,” “inducing” that specified by the initial element: parturifacient; somnifacient.
[< Latin, s. of faciēns, present participle of facere to make, do1]