The direct method of cell division characterized by simple division of the nucleus without formation of chromosomes

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Amitosis \Am`i*to"sis\, n. [NL. See A- not, and Mitosis .] (Biol.) Cell division in which there is first a simple cleavage of the nucleus without change in its structure (such as the formation of chromosomes), followed by the division of the cytoplasm; ...

WordNet Word definitions in WordNet
n. the direct method of cell division characterized by simple division of the nucleus without formation of chromosomes

Wikipedia Word definitions in Wikipedia
Amitosis ( a- + mitosis ) is cell proliferation that does not occur by mitosis , the mechanism usually identified as essential for cell division in eukaryotes . Its name, like the word non-fiction, is mostly about what it is not. It does not involve maximal ...

Wiktionary Word definitions in Wiktionary
n. (context biology English) Direct division of a cell by cleavage of the nucleus without the formation of chromosomes