Definition of bisexual in English:



  • 1Sexually attracted not exclusively to people of one particular gender; attracted to both men and women.

    • ‘Respondents reported their sexual identity as gay, bisexual, or heterosexual.’
    • ‘And he would end the ban on openly gay, lesbian, and bisexual individuals serving in the armed forces.’
    • ‘A strength of this book is that most of the authors took care to mention the relevance of the issue under discussion to gay, lesbian, and bisexual youth.’
    • ‘Gay, lesbian, and bisexual adolescents also may be isolated by street subcultures or by discomfort from what few resources exist.’
    • ‘In the decades of gay, lesbian, transgender and bisexual activism, minority sexualities have gained increasing understanding and visibility.’
    • ‘At Phase 1, the target population would be screened for sexual orientation, thus identifying lesbian and bisexual women for the sample.’
    • ‘Heterosexuals' attitudes toward bisexual men and women have only recently become the object of scientific research.’
    • ‘In addition, many such clients are bisexual in attractions and/or behavior.’
    • ‘There's a lot more awareness and acceptance of gay and lesbian and bisexual lifestyles.’
    • ‘In conclusion, this exploratory analysis highlights the importance of promoting HIV testing among gay, lesbian, and bisexual adolescents.’
    • ‘That would prevent the case from setting any legal precedents on same-sex sexual harassment involving gay and bisexual women.’
    • ‘In all, this study adds to the small literature on what lesbian and bisexual women find attractive in body shape.’
    View synonyms
  • 2Botany
    (of a flower) having both stamens and pistils; hermaphrodite.

    • ‘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.’
    • ‘It is a comparison of mortality among male, bisexual, female and non-flowering Acer rufinerve in each year from 1992 to 1997.’
    • ‘Flowers are bisexual, protogynous and pollinated by insects.’
    • ‘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.’
    • ‘Within the anthophyte clade, there is significant homoplasy in the distribution of bisexual reproductive structures.’
    hermaphrodite, hermaphroditic
    View synonyms
  • 3Biology
    (of a species) having two distinct sexes.

    ‘in mainland Europe there are eleven bisexual species of this genus’
    1. 3.1 (of reproduction) involving separate male and female sexes.
      ‘in fungi, unisexual reproduction has been observed in several species that can also undergo traditional bisexual reproduction’


  • A person who is sexually attracted not exclusively to people of one particular gender.

    • ‘Growing up as a bisexual was horribly confusing and I always had to be one thing or the other and in actual fact I'm neither.’
    • ‘The choice can be even more complicated for gays, lesbians, bisexuals, and transgendered people.’
    • ‘Lesbians, gay men, and bisexuals represent a sexual minority, and like other minorities, they often face experiences of discrimination.’
    • ‘Myths and stereotypes about bisexuals abound.’