[tuh-rat-uh-jen-uh-sis, ter-uh-tuh-]

noun Biology.

the production or induction of malformations or monstrosities, especially of a developing embryo or fetus.

Nearby words

  1. teratism,
  2. terato-,
  3. teratoblastoma,
  4. teratocarcinoma,
  5. teratogen,
  6. teratogenic,
  7. teratogenicity,
  8. teratogeny,
  9. teratoid,
  10. teratoid tumor

Origin of teratogenesis

First recorded in 1900–05; terato- + -genesis

Also called ter·a·tog·e·ny [ter-uh-toj-uh-nee] /ˌtɛr əˈtɒdʒ ə ni/, te·rat·o·ge·nic·i·ty [tuh-rat-oh-juh-nis-i-tee, ter-uh-toh-] /təˌræt oʊ dʒəˈnɪs ɪ ti, ˌtɛr ə toʊ-/.

Related formste·rat·o·ge·net·ic [tuh-rat-oh-juh-net-ik, ter-uh-toh-] /təˌræt oʊ dʒəˈnɛt ɪk, ˌtɛr ə toʊ-/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for teratogenesis




Development of malformed organisms or growths.teratogeny

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.