Try Our Apps
Dictionary.com

follow Dictionary.com

Words You've Been Using Wrong

heterochromosome

[het-er-uh-kroh-muh-sohm] /ˌhɛt ər əˈkroʊ məˌsoʊm/
noun, Genetics.
Origin of heterochromosome
1900-1905
First recorded in 1900-05; hetero- + chromosome
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
Examples from the Web for heterochromosome
Historical Examples
  • Figures 72-74 show the metakinesis of the heterochromosome bivalent.

    Studies in Spermatogenesis Nettie Maria Stevens
  • The heterochromosome group is blended into a vacuolated sphere in growth stages (figs. 199, 200).

    Studies in Spermatogenesis Nettie Maria Stevens
  • Figure 137 is an exceptional anaphase in which the heterochromosome elements are not mingled with the polar masses of chromatin.

    Studies in Spermatogenesis Nettie Maria Stevens
  • Bouquet stage from iron-hæmatoxylin preparations, showing the heterochromosome bivalent (x).

    Studies in Spermatogenesis Nettie Maria Stevens
  • Of the insects considered in this paper Aphis and Termopsis have no "accessory chromosome" or "heterochromosome" of any kind.

British Dictionary definitions for heterochromosome

heterochromosome

/ˌhɛtərəʊˈkrəʊməˌsəʊm/
noun
1.
an atypical chromosome, esp a sex chromosome
2.
a chromosome composed mainly of heterochromatin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
heterochromosome in Medicine

heterochromosome het·er·o·chro·mo·some (hět'ə-rō-krō'mə-sōm')
n.

  1. A chromosome composed primarily of heterochromatin.

  2. See allosome.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Nearby words for heterochromosome

Word Value for heterochromosome

0
0
Scrabble Words With Friends