follow Dictionary.com

What's the "een" in Halloween?

preventive

[pri-ven-tiv] /prɪˈvɛn tɪv/
adjective
1.
Medicine/Medical. of or noting a drug, vaccine, etc., for preventing disease; prophylactic.
2.
serving to prevent or hinder:
preventive measures.
noun
3.
Medicine/Medical. a drug or other substance for preventing disease.
4.
a preventive agent or measure.
Also, preventative
[pri-ven-tuh-tiv] /prɪˈvɛn tə tɪv/ (Show IPA),
(for defs 2, 4).
Origin
1630-1640
1630-40; prevent + -ive
Related forms
preventively, adverb
preventiveness, noun
nonpreventive, adjective
nonpreventively, adverb
nonpreventiveness, noun
unpreventative, adjective
unpreventive, adjective
unpreventively, adverb
unpreventiveness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for preventive
  • Consult your doctor about shots and other preventive measures before your trip.
  • preventive measures to mitigate human-predator conflict are now commonly employed by ranchers.
  • But they also emphasize primary care and preventive care, addressing diseases and problems before they become major.
  • Other features act as preventive measures, shielding kids from unwanted contact with those outside their network.
  • Planning firebreaks and other preventive measures depends on accurately predicting a fire's path.
  • It would require every insurance plan to cover preventive care.
  • Some within the medical community, however, regard the preventive approach as promising but still in the experimental stage.
  • For preventive care, the patient must present themselves at the doctor's office.
  • Better, the incidence of treatment should decline significantly with better overall preventive care.
  • Living with the knowledge of the disease and lack of preventive measures were reasons given for declining.
British Dictionary definitions for preventive

preventive

/prɪˈvɛntɪv/
adjective
1.
tending or intended to prevent or hinder
2.
(med)
  1. tending to prevent disease; prophylactic
  2. of or relating to the branch of medicine concerned with prolonging life and preventing disease
3.
(in Britain) of, relating to, or belonging to the customs and excise service or the coastguard
noun
4.
something that serves to prevent or hinder
5.
(med) any drug or agent that tends to prevent or protect against disease
6.
another name for contraceptive
Also (except for sense 3) preventative (prɪˈvɛntətɪv)
Derived Forms
preventively, adverb
preventiveness, noun
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
Cite This Source
Word Origin and History for preventive
adj.

1630s, from Latin praevent-, past participle stem of praevenire (see prevent), + -ive. As a noun, from 1630s; in medical use from 1670s.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
preventive in Medicine

preventive pre·ven·tive (prĭ-věn'tĭv) or pre·ven·ta·tive (-tə-tĭv)
adj.
Preventing or slowing the course of an illness or a disease; prophylactic. n.
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.
Cite This Source

Word of the Day

Difficulty index for preventive

Some English speakers likely know this word

Word Value for preventive

18
22
Scrabble Words With Friends

Quotes with preventive