arcuate nucleus

noun

Medical Definition of arcuate nucleus

: any of several cellular masses in the thalamus, hypothalamus, or medulla oblongata

Comments on arcuate nucleus

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

WORD OF THE DAY

having no equal

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
True or False

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

TAKE THE QUIZ
SCRABBLE® Sprint

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!