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tetraploid

American  
[te-truh-ploid] / ˈtɛ trəˌplɔɪd /

adjective

Biology.

  1. having a chromosome number that is four times the basic or haploid number.

noun

  1. a tetraploid cell or organism.

tetraploid British  
/ ˈtɛtrəˌplɔɪd /

adjective

  1. having four times the haploid number of chromosomes in the nucleus

"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. a tetraploid organism, nucleus, or cell

"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

Other Word Forms

  • tetraploidy noun

Etymology

Origin of tetraploid

First recorded in 1925–30; tetra- + -ploid

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.