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unisexual

American  
[yoo-nuh-sek-shoo-uhl] / ˌyu nəˈsɛk ʃu əl /

adjective

  1. of or relating to one sex only.

  2. having only male or female organs in one individual, as an animal or a flower.

  3. unisex.


unisexual British  
/ ˌjuːnɪˈsɛksjʊəl /

adjective

  1. of or relating to one sex only

  2. (of some organisms) having either male or female reproductive organs but not both

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

unisexual Scientific  
/ yo̅o̅′nĭ-sĕksho̅o̅-əl /
  1. Having the sex organs of only one sex; not hermaphroditic. Used of organisms.

  2. Having stamens and pistils in separate flowers borne on the same plant; diclinous. Used of flowers.


Other Word Forms

  • unisexuality noun
  • unisexually adverb

Etymology

Origin of unisexual

First recorded in 1795–1805; uni- + sexual

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.

Sun and Duke mycologist Joseph Heitman have described unisexual reproduction in detail in the single-celled fungus Cryptococcus, and researchers in Germany recently documented it in an edible species.

From Science Magazine • Feb. 2, 2023

These include unisexual whiptail lizards and deadbeat cassowary moms, which abandon hatchlings to Dad’s care.

From Washington Post • Apr. 15, 2015

Amborella, with its flowers that are unisexual in function but hermaphrodite in appearance, is not a shocking experimental result.

From Slate • Jun. 11, 2014

Where he goes wrong is in tagging on the murky moral that all men are brothers or, perhaps, unisexual.

From Time Magazine Archive

In walnuts, as well as most other nuts, the male and female functions are performed by unisexual flowers of very different type and appearance.

From Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 by Northern Nut Growers Association