bisexualism

bisexual

[bahy-sek-shoo-uhl]
adjective
1.
Biology.
a.
of both sexes.
b.
combining male and female organs in one individual; hermaphroditic.
2.
sexually responsive to both sexes; ambisexual.
noun
3.
Biology. an animal or plant that has the reproductive organs of both sexes.
4.
a person sexually responsive to both sexes; ambisexual.

Origin:
1815–25; bi-1 + sexual

bisexuality, bisexualism, noun
bisexually, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
bisexual (baɪˈsɛksjʊəl)
 
adj
1.  sexually attracted by both men and women
2.  showing characteristics of both sexes: a bisexual personality
3.  (of some plants and animals) having both male and female reproductive organs
4.  of or relating to both sexes
 
n
5.  a bisexual organism; a hermaphrodite
6.  a bisexual person
 
bisexuality
 
n
 
bi'sexualism
 
n
 
bi'sexually
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

bisexual
1824, "having both sexes in one being," from bi- + sexual. Meaning "attracted to both sexes" is from 1914; the noun in this sense is attested from 1922. Cf. bisexuality.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

bisexual bi·sex·u·al (bī-sěk'shōō-əl)
adj.

  1. Relating to both sexes.

  2. Having both male and female reproductive organs; hermaphroditic.

  3. Relating to or having a sexual orientation to persons of either sex.

n.
  1. A bisexual organism; a hermaphrodite.

  2. A bisexual person.


bi'sex·u·al'i·ty (-āl'ĭ-tē) n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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