Medical Dictionary


noun ami·to·sis \ˌā-mī-ˈtō-səs\
plural ami·to·ses \-ˌsēz\

Medical Definition of AMITOSIS

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


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears