endopolyploidy

[ĕn′dō-pŏlē-ploi′dē]
n.
  1. A process by which chromosomes replicate without the division of the cell nucleus, resulting in a polyploid nucleus.endomitosis
Related formsen′do•poly•ploid′ adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.