bi·​sex·​u·​al | \(ˌ)bī-ˈsek-sh(ə-)wəl, -shəl\

Definition of bisexual 

1a : possessing characters of both sexes and especially both male and female reproductive structures : hermaphroditic bisexual flowers

b : of, relating to, or characterized by sexual or romantic attraction to members of both sexes also : engaging in sexual activity with partners of more than one gender

2 : of, relating to, or involving both sexes bisexual reproduction

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Other Words from bisexual

bisexual noun
bisexuality \ˌbī-​ˌsek-​shə-​ˈwa-​lə-​tē \ noun
bisexually \(ˌ)bī-​ˈsek-​sh(ə-​)wə-​lē, -​sh(ə-​)lē \ adverb

Examples of bisexual in a Sentence

Recent Examples on the Web

Sinema first came to prominence as an openly bisexual Green Party activist in Phoenix, and McSally raked the Democrat over her protests against the Iraq and Afghanistan wars. Nicholas Riccardi, The Seattle Times, "Democrat Sinema wins Arizona Senate seat running as centrist," 13 Nov. 2018 Cassidy falls in with the Children of Blood, led by a charismatic bisexual vampire. Jennifer Ouellette, Ars Technica, "Preacher ends third season with a pop, not a bang," 28 Aug. 2018 Dear Amy: Last year, my 16-year-old son came out as bisexual. Amy Dickinson,, "Mother and son worry about disclosing sexuality," 3 July 2018 It has been known for a decade that Moore, who died in 2003, was bisexual and had a long extramarital affair that began when a young man came to him for counseling. David Crary, The Seattle Times, "Episcopal Church confronts past role in sexual exploitation," 15 Oct. 2018 Wiley and her character Moira are gay, and Jones’ character William Hill is bisexual. Shannon Liao, The Verge, "The 2018 Emmys broke diversity records — quietly, with no one watching," 18 Sep. 2018 This November, the United States may get its first openly bisexual senator in Kyrsten Sinema. Jill Filipovic, Harper's BAZAAR, "Your State-by-State Guide to Women Running in the Midterms," 31 Oct. 2018 The importance of the lesbian, gay, bisexual, transgender community to the Fort Lauderdale area’s tourism economy will be a major theme of the June 14 dedication of the new LGBT+ Visitor Center in Wilton Manors. Ron Hurtibise,, "New LGBT+ visitor center to be dedicated in Wilton Manors," 13 June 2018 Wochit Eight percent of Arizona's children identify as gay, lesbian, bisexual or transgender, according to advocates. Lauren Castle, azcentral, "Arizona groups offer health, housing help to LGBT youth," 14 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bisexual.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of bisexual

1793, in the meaning defined at sense 1a

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Statistics for bisexual

Last Updated

10 Dec 2018

Look-up Popularity

Time Traveler for bisexual

The first known use of bisexual was in 1793

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English Language Learners Definition of bisexual

: sexually attracted to both men and women

: having both male and female sex parts

: relating to or involving two sexes


bi·​sex·​u·​al | \(ˈ)bī-ˈseksh-(ə-)wəl, -ˈsek-shəl \

Medical Definition of bisexual 

(Entry 1 of 2)

1a : possessing characters of both sexes and especially both male and female reproductive structures : hermaphroditic

b : of, relating to, or characterized by a tendency to be sexually atttracted toward individuals of both sexes : engaging in sexual activity with partners of either sex

2 : of, relating to, or involving two sexes bisexual reproduction

Other Words from bisexual

bisexuality \ˌbī-​ˌsek-​shə-​ˈwal-​ət-​ē \ noun, plural -ties
bisexually \(ˈ)bī-​ˈseksh-​(ə-​)wə-​lē, -​(ə-​)lē \ adverb



Medical Definition of bisexual (Entry 2 of 2)

: a bisexual individual

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More from Merriam-Webster on bisexual

Spanish Central: Translation of bisexual

Nglish: Translation of bisexual for Spanish Speakers

Britannica English: Translation of bisexual for Arabic Speakers

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having a pattern of small flowers

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