haploid
Americanadjective
-
single; simple.
-
Biology. pertaining to a single set of chromosomes.
noun
adjective
noun
Other Word Forms
Etymology
Origin of haploid
First recorded in 1905–10; hapl- ( def. ) + -oid
Vocabulary lists containing haploid
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.
Genomic sequencing also revealed that D. catalonica has a haploid chromosome number of four autosomes plus one X chromosome, while D. tilosensis has six autosomes and one X chromosome.
From Science Daily ● Nov. 2, 2025
In bees, males are typically haploid and have only one set of chromosomes, but when they're inbred, they can have two sets of the same chromosomes and lack genetic diversity.
From Science Daily ● Apr. 4, 2024
In this case, the ants have haploid cells from two divergent lineages: R and W. Humans, for example, have X and Y haploid cells.
From Salon ● Jul. 24, 2023
More complex chlorophyte species exhibit haploid gametes and spores that resemble Chlamydomonas.
From Textbooks ● Jan. 1, 2015
Technically the tissue-cells are said to contain the diploid number of chromosomes, the gametes the reduced or haploid number.
From Being Well-Born An Introduction to Eugenics by Michael F. Guyer
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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.
