Dictionary
pre•ven•tive
Pronunciation: (pri-ven'tiv), [key]—
adj.
1. Med.of or noting a drug, vaccine, etc., for preventing disease; prophylactic.
2. serving to prevent or hinder:
preventive measures.
—
n.
1. Med.a drug or other substance for preventing disease.
2. a preventive agent or measure.
Also,pre•vent•a•tivePronunciation: (pri-ven'tu-tiv) [key] (for defs. 2, 4).Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.