heterology

noun
het·​er·​ol·​o·​gy | \ -ˈräl-ə-jē How to pronounce heterology (audio) \
plural heterologies

Medical Definition of heterology

: a lack of correspondence of apparently similar bodily parts due to differences in fundamental makeup or origin heterology in nucleic-acid base pairs in phenotypically similar yeasts

Learn More about heterology

Cite this Entry

“Heterology.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/heterology. Accessed 18 Jan. 2021.

Comments on heterology

What made you want to look up heterology? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Words of Snow and Ice Quiz

  • image1037863653
  • Which of the following refers to thin, bending ice, or to the act of running over such ice?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!