karyostenosis Meaning, Definition & Usage

Kar`y*o*ste*no"sis noun
Etymology
NL., fr. Gr. a nut, kernel + a being straitened.
Definitions
  1. (Biol.) Direct cell division (in which there is first a simple division of the nucleus, without any changes in its structure, followed by division of the protoplasm of the karyostenotic mode of nuclear division.

Webster 1913