1
: of, relating to, or restricted to one sex:
a
: male or female but not hermaphroditic
b
: diclinous
a unisexual flower
2
: unisex

Examples of unisexual in a Sentence

bought unisexual toys for the couple's new baby
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These disadvantages predict that unisexual species should go extinct within at most 100,000 generations. Cody Cottier, Discover Magazine, 22 Mar. 2024 This provides both benefits and pitfalls for the less-mobile unisexual females. Joshua Rapp Learn, Smithsonian, 13 Jan. 2017

Word History

First Known Use

1795, in the meaning defined at sense 1

Time Traveler
The first known use of unisexual was in 1795

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Cite this Entry

“Unisexual.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unisexual. Accessed 3 Apr. 2025.

Kids Definition

unisexual

adjective
1
: having only male or only female sex organs
2
: unisex
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