Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

centromere

play
noun cen·tro·mere \ˈsen-trə-ˌmir\

Definition of centromere

  1. :  the point or region on a chromosome to which the spindle attaches during mitosis and meiosis

cen·tro·mer·ic play \ˌsen-trə-ˈmir-ik, -ˈmer-\ adjective


Origin of centromere

International Scientific Vocabulary


First Known Use: circa 1925


Medical Dictionary

centromere

play
noun cen·tro·mere \ˈsen-trə-ˌmi(ə)r\

Medical Definition of centromere

  1. :  the point or region on a chromosome to which the spindle attaches during mitosis and meiosis—called also kinetochore

  2. cen·tro·mer·ic \ˌsen-trə-ˈmi(ə)r-ik, -ˈmer-\play play adjective



Illustration of centromere


Learn More about centromere


Seen and Heard

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

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

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

kittly-benders duvet pince-nez spindrift
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ