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haploid

 - 5 dictionary results

hap⋅loid

  [hap-loid]
–adjective Also, hap⋅loi⋅dic.
1. single; simple.
2. Biology. pertaining to a single set of chromosomes.
–noun
3. Biology. an organism or cell having only one complete set of chromosomes, ordinarily half the normal diploid number.
Use haploid in a Sentence
Origin:
1905–10; hapl- + -oid
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2010.
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hap·loid   (hāp'loid')   
adj.  

  1. Having the same number of sets of chromosomes as a germ cell or half as many as a somatic cell.

  2. Having a single set of chromosomes.

n.  An organism having haploid cells.

[From Greek haplous, single; see sem-1 in Indo-European roots + -oid.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: hap·loid
Pronunciation: 'hap-"loid
Function: adjective
: having the gametic number of chromosomes or half the number characteristic ofsomatic cells : MONOPLOID —haploid noun —hap·loi·dy /-"loid-E/ noun plural -dies
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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haploid hap·loid (hāp'loid')
adj.
Having the same number of sets of chromosomes as a germ cell, or half the diploid number of a somatic cell. The haploid number (23 in humans) is the normal chromosome complement of germ cells. n.
A haploid organism or cell.

hap'loi'dy (-loi'dē) n.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
haploid   (hāp'loid')  Pronunciation Key 
Having a single set of each chromosome in a cell or cell nucleus. In most animals, only the gametes (reproductive cells) are haploid. Compare aneuploid, diploid. See Note at mitosis.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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