bisexuality
Americannoun
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sexual desire or behavior directed toward people of more than one gender, sometimes understood to include attraction to one's own sex or gender and at least one other sex or gender.
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the state of being sexually attracted to people of more than one gender, sometimes understood to include attraction to one's own sex or gender and at least one other sex or gender.
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Biology.
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(of a species) having two distinct sexes.
In these plants, bisexuality recently evolved from an ancestral unisexual condition.
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having both male and female sexual organs present in one individual.
Bisexuality occurs in about 50% of the red sea bream's juvenile population.
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Usage
Does bisexuality involve attraction to only two genders? See bisexual.
Etymology
Origin of bisexuality
First recorded in 1840–50 bisexuality for def. 3, and in 1890–95 bisexuality for defs. 1, 2; bi- 1 ( def. ) + sexuality ( def. ); from German Bisexualität bisexuality for defs. 1, 2
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.
In her essay “I’m Gay Now,” Tomlinson explores her bisexuality and the transition from chasing male validation to feeling comfortable in herself.
From Los Angeles Times ● Sep. 22, 2026
As for the fan base of bisexuality on-screen?
From The Wall Street Journal ● Jun. 14, 2026
This is the first visual confirmation of Peacemaker’s bisexuality, which Gunn has confirmed, crediting Cena for inspiring that character profile addition.
From Salon ● Aug. 28, 2025
Mead’s bisexuality had already nearly destroyed her career once before.
From Slate ● Feb. 10, 2024
Finally, embryologists, physiologists of sex and biologists generally, not only accept the conception of bisexuality, but admit that it probably helps to account for homosexuality.
From Studies in the Psychology of Sex, Volume 2 Sexual Inversion by Havelock Ellis
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