diploid
Americanadjective
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double; twofold.
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Biology. having two similar complements of chromosomes.
noun
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Biology. an organism or cell having double the basic haploid number of chromosomes.
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Crystallography. a solid belonging to the isometric system and having 24 trapezoidal planes.
adjective
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biology (of cells or organisms) having pairs of homologous chromosomes so that twice the haploid number is present
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double or twofold
noun
Other Word Forms
Etymology
Origin of diploid
Vocabulary lists containing diploid
Cell Biology - Middle School
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Genetics - Middle School
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Cell Biology - High School
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Because tetraploid cells contain twice the usual number of chromosome sets, the researchers expected them to be approximately twice as large as diploid cells.
From Science Daily ● Oct. 15, 2026
However, sometimes the number of chromosome sets doubles from one generation to the next: one diploid organism suddenly becomes a tetraploid -- i.e. it has four sets of chromosomes.
From Science Daily ● Apr. 16, 2024
The team discovered that Nepenthes has a decaploid genome in its diploid state, a complex structure almost unprecedented in flowering plants that reflects possession of five whole-genome multiples, or "subgenomes."
From Science Daily ● Nov. 30, 2023
The cranberry is a diploid, which means that each cell contains one set of chromosomes from the maternal parent and one set from the paternal parent.
From Salon ● Nov. 9, 2023
The uninitiated sees in the more highly organised plants only a succession of diploid generations.
From Darwin and Modern Science by A. C. (Albert Charles) Seward
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
