X-linked
Americanadjective
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of or relating to a trait controlled by a gene or genes on the X chromosome.
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of or relating to a gene on an X chromosome.
Etymology
Origin of X-linked
First recorded in 1945–50
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.
An infant patient exhibits symptoms of neonatal ALD, which are difficult to distinguish from the X-linked form of the disease.
From Textbooks • Jun. 9, 2022
Eye color in Drosophila was one of the first X-linked traits to be identified.
From Textbooks • Jun. 9, 2022
When they inherit one recessive X-linked mutant allele and one dominant X-linked wild-type allele, they are carriers of the trait and are typically unaffected.
From Textbooks • Jun. 9, 2022
Because human males need to inherit only one recessive mutant X allele to be affected, X-linked disorders are disproportionately observed in males.
From Textbooks • Jun. 9, 2022
Males are said to be hemizygous, in that they have only one allele for any X-linked characteristic.
From Textbooks • Apr. 25, 2013
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.
