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

amitosis

play
noun ami·to·sis \ˌā-mī-ˈtō-səs\

Definition of amitosis

  1. :  cell division by simple cleavage of the nucleus and division of the cytoplasm without spindle formation or appearance of chromosomes

ami·tot·icplay \-ˈtä-tik\ adjective
ami·tot·i·cal·lyplay \-ti-k(ə-)lē\ adverb


Origin of amitosis

New Latin, from 2a- + mitosis


First Known Use: 1894


Medical Dictionary

amitosis

play
noun ami·to·sis \ˌā-mī-ˈtō-səs\

Medical Definition of amitosis

plural ami·to·ses \-ˌsēz\play

  1. :  cell division by simple cleavage of the nucleus and division of the cytoplasm without spindle formation or appearance of chromosomes—called also direct cell division

  2. ami·tot·ic \-ˈtät-ik\play adjective
    ami·tot·i·cal·ly \-i-k(ə-)lē\play adverb




Learn More about amitosis

  1. Medical Dictionary: Definition of "amitosis"


Seen and Heard

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

WORD OF THE DAY

February 12, 2016

of, relating to, or suggestive of marble

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

100 pounds 196.5 pounds 16.96 pounds 2.2 pounds
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