- to keep from occurring; avert; hinder: He intervened to prevent bloodshed.
- to hinder or stop from doing something: There is nothing to prevent us from going.
- Archaic. to act ahead of; forestall.
- Archaic. to precede.
- Archaic. to anticipate.
- to interpose a hindrance: He will come if nothing prevents.
Origin of prevent
SynonymsSee more synonyms for prevent on Thesaurus.com
Examples from the Web for preventable
Infectious diseases are (a) infectious and (b) preventable with a simple shot.D.C. Moron Phil Gingrey Spread Ebola Fever Over Immigrants
July 15, 2014
Tragically, as we deliberate, another day of preventable carnage will come and go.How Not to Blow Yourself Up on July 4th
July 3, 2014
Overdose deaths have now become the leading cause of preventable death in the United States.I Detoxed from Heroin in Jail
June 28, 2014
The U.S. should do no less to prevent escalation into a preventable protracted war.Second Chance At Building A State in South Sudan
January 17, 2014
The most preventable cause of death—smoking—has plummeted among Americans in recent years.A Scarier Bird Flu: CDC Chief Warns of Looming H7N9 Threat
September 16, 2013
Fortunately, however, this is an accident that is as preventable as it is common.A Handbook of Health
The disease is preventable, and will probably be stamped out in time.
There is still poverty in Western Europe, but it is preventable poverty.Progress and History
Many diseases and much sickness are preventable that are not communicable.
Adenoids and defective vision are preventable, but not contagious.
- (tr) to keep from happening, esp by taking precautionary action
- (tr often foll by from) to keep (someone from doing something); hinder; impede
- (intr) to interpose or act as a hindrance
- (tr) archaic to anticipate or precede
Word Origin and History for preventable
early 15c., "act in anticipation of," from Latin praeventus, past participle of praevenire "come before, anticipate, hinder," in Late Latin also "to prevent," from prae "before" (see pre-) + venire "to come" (see venue). Originally literal; sense of "anticipate to hinder" was in Latin, but not recorded in English until 1540s.