dominant trait
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In humans, dark hair is a dominant trait; if one parent contributes a gene for dark hair and the other contributes a gene for light hair, the child will have dark hair.
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.
A single dominant trait can reshape competition and alter the balance within a species in a short time.
From Science Daily ● Apr. 25, 2026
And the pattern of tusklessness in families confirmed the scientists’ hunch: It seems to be a dominant trait, carried by females, that is lethal to males.
From Seattle Times ● Oct. 21, 2021
Jackassuredness: The dominant trait of that braggart at the bar.
From Washington Post ● Aug. 15, 2019
Cross a brown rabbit with a certain type of white rabbit — each colour being a dominant trait — and both spots and stripes can appear in the offspring.
From Nature ● Jul. 15, 2018
The mouth shut firmly, as it usually does where decision is the dominant trait.
From George Washington by Thayer, William Roscoe
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.
