prevention
Americannoun
-
the act of preventing; effectual hindrance.
-
a preventive.
This serum is a prevention against disease.
noun
-
the act of preventing
-
a hindrance, obstacle, or impediment
Other Word Forms
- nonprevention noun
Etymology
Origin of prevention
1520–30; < Late Latin praeventiōn- (stem of praeventiō ) a forestalling. See prevent, -ion
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Autism researchers and advocates are working toward developing better screening tools, safety plans, therapies and prevention strategies.
From Los Angeles Times • Apr. 1, 2026
“We’re in the levee-building business, not the hurricane prevention business,” he said.
From Barron's • Mar. 30, 2026
Senior coroner for south Manchester Alison Mutch issued a prevention of future deaths report to the Secretary of State for Health calling for regulation.
From BBC • Mar. 23, 2026
Among Novartis’s upcoming phase 3 trials, Bank of America is most focused on remibrutinib in relapse-remitting multiple sclerosis and pelacarsen in secondary prevention of cardiovascular events, the analysts say.
From The Wall Street Journal • Mar. 23, 2026
In the modern West, we’re confident that prevention is better than cure; that hard work deserves reward; that no means no; that you are innocent until proven guilty, and that all men are created equal.
From "Words Like Loaded Pistols" by Sam Leith
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.