- Medicine/Medical. a drug or other substance for preventing disease.
- a preventive agent or measure.
Also pre·vent·a·tive [pri-ven-tuh-tiv] /prɪˈvɛn tə tɪv/ (for defs 2, 4).
Origin of preventive
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for preventative
If you know that you get less joyous in winter months, you have to start a preventative approach.9 Ways to Cope With Seasonal Affective Disorder
December 5, 2014
He also seizes the opportunity to do public outreach, educating locals on HIV and AIDS as well as preventative methods.
While medications have improved, the use of preventative drugs like Truvada remains hotly debated.
There is no known effective antiviral drug, no vaccine, and no preventative medication.Yosemite Hanta Virus: Nature Strikes Back
September 3, 2012
The decision is a "preventative measure," and will require a hiatus from filming his television show Two and a Half Men.Teflon Charlie
February 10, 2010
If the owner plants these plants himself they will serve as a preventative.
This remedy often serves as a preventative to blood poisoning.Civic League Cook Book
Of course all this time there was no lack of preventative measures.The Story Of Ireland
However, the remedy in such cases, or rather the preventative is the proper dressing of the skins prior to the dyeing.Principles and Practice of Fur Dressing and Fur Dyeing
William E. Austin
Pieces of consecrated bread carried home and preserved is a preventative against the bite of a mad dog.The Mysteries of All Nations
- tending or intended to prevent or hinder
- tending to prevent disease; prophylactic
- of or relating to the branch of medicine concerned with prolonging life and preventing disease
- (in Britain) of, relating to, or belonging to the customs and excise service or the coastguard
- something that serves to prevent or hinder
- med any drug or agent that tends to prevent or protect against disease
- another name for contraceptive
Also (except for sense 3): preventative (prɪˈvɛntətɪv)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for preventative
Online Etymology Dictionary, © 2010 Douglas Harper
- Preventing or slowing the course of an illness or disease; prophylactic.
- A preventive agent or treatment.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.