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View synonyms for diploid

diploid

[ dip-loid ]

adjective

  1. double; twofold.
  2. Biology. having two similar complements of chromosomes.


noun

  1. Biology. an organism or cell having double the basic haploid number of chromosomes.
  2. Crystallography. a solid belonging to the isometric system and having 24 trapezoidal planes.

diploid

/ ˈdɪplɔɪd /

adjective

  1. biology (of cells or organisms) having pairs of homologous chromosomes so that twice the haploid number is present
  2. double or twofold
“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


noun

  1. biology a diploid cell or organism
“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

diploid

/ dĭploid′ /

  1. Having paired sets of chromosomes in a cell or cell nucleus. In diploid organisms that reproduce sexually, one set of chromosomes is inherited from each parent. The somatic cells of most animals are diploid.
  2. Compare haploidSee Note at mitosis


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Derived Forms

  • dipˈloidic, adjective
  • ˈdiploidy, noun
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Other Words From

  • dip·loidic adjective
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Word History and Origins

Origin of diploid1

First recorded in 1905–10; dipl(o)- + -oid
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Example Sentences

The teams expect to have the so-called diploid human genome sequence completed by the end of the year.

From Time

As you may recall, nearly all animals are diploid, meaning they carry two copies of their genome.

There are several kinds of naturally occurring diploid potatoes.

Many major crops such as corn already use hybrid diploid breeding, and we know a lot about the “parent” crops involved in any given cross.

In animals, as in plants, the diploid generation attained the higher development and gradually assumed the dominant position.

The uninitiated sees in the more highly organised plants only a succession of diploid generations.

Similarly all the higher animals appear to us as independent organisms with diploid nuclei only.

They appear with this arrangement in all subsequent nuclear divisions in the diploid generation.

Diploid (2n) chromosome numbers were determined from cells in late prophase and metaphase of mitosis.

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diploëdiploidy