endoreduplication
Noun
Meaning
endoreduplication (countable and uncountable, plural endoreduplications)
(genetics) The replication of chromosomes without mitotic cell division.
Related terms
Examples
Even in diploid organisms, many somatic cells are polyploid due to a process called endoreduplication where duplication of the genome occurs without mitosis (cell division).
Endomitosis is a variant of endoreduplication in which cells replicate their chromosomes during S phase and enter, but prematurely terminate, mitosis.