[het-er-uh-sek-shoo-al-i-tee or, esp. British, -seks-yoo-] /ˌhɛt ər əˌsɛk ʃuˈæl ɪ ti or, esp. British, -ˌsɛks yu-/

sexual feeling or behavior directed toward a person or persons of the opposite sex.
sexual attraction to or sexual relations with a person or persons of the opposite sex Compare homosexuality

1900; see heterosexual + -ity.

heterosexuality het·er·o·sex·u·al·i·ty (hět’ə-rō-sěk’shōō-āl’ĭ-tē)
Erotic attraction, predisposition, or sexual behavior between persons of the opposite sex.

Sexual attraction between a male and a female. (Compare bisexuality and homosexuality.)


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  • Heterosocial

    /ˌhɛtərəʊˈsəʊʃəl/ adjective 1. relating to or denoting mixed-sex social relationships Compare homosocial

  • Heterosporous

    [het-uh-ros-puh-ruh s, het-er-uh-spawr-uh s, -spohr-] /ˌhɛt əˈrɒs pə rəs, ˌhɛt ər əˈspɔr əs, -ˈspoʊr-/ adjective, Botany. 1. having more than one kind of spore. /ˌhɛtəˈrɒspərəs/ adjective 1. (of seed plants and some ferns and club mosses) producing megaspores and microspores Compare homosporous heterosporous (hět’ər-ə-spôr’əs, hět’ə-rŏs’pər-əs) Producing two types of spores differing in size and sex, […]

  • Heterospory

    [het-uh-ros-puh-ree] /ˌhɛt əˈrɒs pə ri/ noun, Botany. 1. the production of both microspores and megaspores.

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