heterochromatin

noun
het·​ero·​chro·​ma·​tin | \ ˌhe-tə-rō-ˈkrō-mə-tən How to pronounce heterochromatin (audio) \

Definition of heterochromatin

: densely staining chromatin that appears as nodules in or along chromosomes and contains relatively few genes

Other Words from heterochromatin

heterochromatic \ ˌhe-​tə-​rō-​krə-​ˈma-​tik How to pronounce heterochromatic (audio) \ adjective

First Known Use of heterochromatin

1932, in the meaning defined above

History and Etymology for heterochromatin

German

Keep scrolling for more

Learn More about heterochromatin

Time Traveler for heterochromatin

Time Traveler

The first known use of heterochromatin was in 1932

See more words from the same year

Statistics for heterochromatin

Cite this Entry

“Heterochromatin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heterochromatin. Accessed 3 Dec. 2020.

Keep scrolling for more

More Definitions for heterochromatin

heterochromatin

noun
het·​ero·​chro·​ma·​tin | \ -ˈkrō-mət-ən How to pronounce heterochromatin (audio) \

Medical Definition of heterochromatin

: densely staining chromatin that appears as nodules in or along chromosomes and contains relatively few genes

Comments on heterochromatin

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

WORD OF THE DAY

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

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!