Dictionary.com

prophylactic

[ proh-fuh-lak-tik, prof-uh- ]
/ ˌproʊ fəˈlæk tɪk, ˌprɒf ə- /
Save This Word!
See synonyms for: prophylactic / prophylactics on Thesaurus.com

adjective

defending or protecting from disease or infection, as a drug.
preventive or protective.

noun

Medicine/Medical. a prophylactic medicine or measure.
a preventive.
a device, usually a rubber sheath, used to prevent conception or venereal infection; condom.

QUIZZES

QUIZ YOURSELF ON PARENTHESES AND BRACKETS APLENTY!

Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!
Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of prophylactic

1565–75; <Greek prophylaktikós of guarding, equivalent to prophylak- (base of prophylássein to guard beforehand) + -tikos-tic. See prophylaxis

OTHER WORDS FROM prophylactic

pro·phy·lac·ti·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for prophylactic

British Dictionary definitions for prophylactic

prophylactic
/ (ˌprɒfɪˈlæktɪk) /

adjective

protecting from or preventing disease
protective or preventive

noun

a prophylactic drug or device, esp a condom

Word Origin for prophylactic

C16: via French from Greek prophulaktikos, from prophulassein to guard by taking advance measures, from pro- ² + phulax a guard
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

Medical definitions for prophylactic

prophylactic
[ prō′fə-lăktĭk, prŏf′ə- ]

n.

A prophylactic agent, device, or measure, such as a vaccine or drug.
A contraceptive device, especially a condom.

adj.

Acting to defend against or prevent something, especially disease; protective.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Tired of Typos? Get Help Now!