teratogen

[ tuh-rat-uh-juh n, -jen, ter-uh-tuh- ]
/ təˈræt ə dʒən, -ˌdʒɛn, ˈtɛr ə tə- /

noun Biology.

a drug or other substance capable of interfering with the development of a fetus, causing birth defects.

Origin of teratogen

First recorded in 1900–05; terato- + -gen
Related formste·rat·o·gen·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for teratogenic

teratogen

/ (ˈtɛrətədʒən, tɪˈrætə-) /

noun

any substance, organism, or process that causes malformations in a fetus. Teratogens include certain drugs (such as thalidomide), infections (such as German measles), and ionizing radiation
Derived Formsteratogenic, adjectiveteratogenicist, nounteratogenicity, 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

Medicine definitions for teratogenic (1 of 2)

teratogenic

[ tĕr′ə-tə-jĕnĭk ]

adj.

Of, relating to, or causing malformations of an embryo or a fetus.

Medicine definitions for teratogenic (2 of 2)

teratogen

[ tə-rătə-jən, tĕrə-tə- ]

n.

An agent, such as a virus, a drug, or radiation, that can cause malformations or functional damage to an embryo or a fetus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for teratogenic

teratogen

[ tə-rătə-jən, tĕrə-tə- ]

An agent, such as a virus, a drug, or radiation, that can cause malformations in an embryo or fetus.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.