from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Biology The process in cell division by which the nucleus divides, typically consisting of four stages, prophase, metaphase, anaphase, and telophase, and normally resulting in two new nuclei, each of which contains a complete copy of the parental chromosomes. Also called karyokinesis.
- n. Biology The entire process of cell division including division of the nucleus and the cytoplasm.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The division of a cell nucleus in which the genome is copied and separated into two identical halves. It is normally followed by cell division.
from the GNU version of the Collaborative International Dictionary of English
- n. See karyokinesis.
from The Century Dictionary and Cyclopedia
- n. Splitting of the chromatin of a nucleus, or subdivision of any minute granular bodies embedded in living protoplasm. The mitosis occurring in nuclear kinetics is commonly qualified as karyomitosis.
- n. A figure occurring during mitosis as a result of that process.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. cell division in which the nucleus divides into nuclei containing the same number of chromosomes
Greek mitos, warp thread + -osis.(American Heritage® Dictionary of the English Language, Fourth Edition)
From German Mitosis, from Ancient Greek μίτος (mitos, "thread") + -osis, probably in reference to the thread-like chromatin seen during mitosis. (Wiktionary)