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Syllabification: bi·sex·u·al
Pronunciation: /ˌbīˈsekSH(əw)əl

Definition of bisexual in English:


1Sexually attracted to both men and women.
Example sentences
  • The Centers for Disease Control and Prevention is for the first time recommending that all sexually active gay and bisexual men be tested at least once a year for HIV.
  • Such men maintain that they are not gay or even bisexual, just sexually progressive.
  • Clinicians also see a number of male-to-female transsexuals who are genuinely bisexual and attracted to both men and women.
1.1 Biology Having characteristics of both sexes.
Example sentences
  • The cone exhibits at least a partially bisexual character that appears to have pollen sacs with monosulcate ribbed pollen grains and sessile, asymmetric, and radiospermic ovules.
  • Previous studies based on a qualitative analysis have shown a high degree of variability in the mode of expression of carpel/stamen in homeotic bisexual flowers.
  • Flowers are bisexual, protogynous and pollinated by insects.


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A person who is sexually attracted to both men and women.
Example sentences
  • Lesbians, gay men, and bisexuals represent a sexual minority, and like other minorities, they often face experiences of discrimination.
  • Despite the supposedly greater overlap with heterosexuality, bisexuals have been rated less acceptable than lesbians and gay men.
  • These are strange and exciting time for lesbians, gays, bisexuals, transgenders and those who love and revile them.



Pronunciation: /ˌbīsekSHo͞oˈalitē/
Example sentences
  • Is it any wonder that gayness, lesbianism, bisexuality, or transgenderism is so threatening to straight people?
  • In addition, research is needed to describe in qualitative terms how heterosexuals understand bisexuality.
  • In 1992 researchers reported evidence of genetic determinants of lesbianism and bisexuality.

Definition of bisexual in:

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