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  • sexual
    sexual
    adjective
    of, relating to, or for sex.
  • -sexual
    -sexual
    a combining form extracted from heterosexual and homosexual, used to describe a person's sexual orientation or identity: polysexual.
Synonyms

sexual

1 American  
[sek-shoo-uhl, seks-yoo-] / ˈsɛk ʃu əl, ˈsɛks yu- /

adjective

  1. of, relating to, or for sex.

    Publicly discussing sexual matters was frowned upon in those days.

    The store is known for selling sexual aids.

  2. occurring between or involving the sexes.

    In humans, melatonin concentrations are related to sexual maturation, with significant decreases occurring at the onset of puberty.

  3. having sexual organs or reproducing by processes involving both sexes.

    The patterns of genetic variation in sexual species tend to be very different from those in asexual species.


-sexual 2 American  
  1. a combining form extracted from heterosexual and homosexual, used to describe a person's sexual orientation or identity: polysexual.

    pansexual;

    polysexual.

  2. a combining form extracted from metrosexual, used to describe a person's lifestyle, appearance, or way of dressing with regard to attracting or choosing a romantic partner: lumbersexual.

    vegansexual;

    lumbersexual.


sexual British  
/ ˈsɛksjʊəl /

adjective

  1. of, relating to, or characterized by sex or sexuality

  2. (of reproduction) characterized by the union of male and female gametes Compare asexual

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of sexual

First recorded in 1645–55; from Late Latin sexuālis, from sexu(s) sex + -ālis -al 1

Compare meaning

How does sexual compare to similar and commonly confused words? Explore the most common comparisons:

Explanation

Anything that's related to reproduction can be described as sexual. It's also used to describe an intimate kind of attraction that occurs between people. Sexual reproduction happens in animals (including people) when a female's egg and a male's sperm fuse together and go through a process of cell division which results in a baby — or a litter of baby animals. People also use this adjective for things that are connected to or suggest sex, in both the "intimate contact" sense, and also the physical differences that define men and women.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The National Center on Sexual Exploitation, a nonprofit that has urged improved child-safety protections online and has sought to restrict access to pornography, called on the Justice Department and Federal Trade Commission to investigate X.

From The Wall Street Journal • Jan. 8, 2026

Emails released by the government later showed Prof Jay clarified that she made the comment quoted by Constance "in the context of the England and Wales Public Inquiry on Child Sexual Abuse," which she chaired.

From BBC • Jan. 6, 2026

She objects to a single line in the petition: "Sexual violence leaves deep wounds that never heal and completely destroys a person's life and soul."

From BBC • Jan. 4, 2026

In 1979, Catharine MacKinnon published her breakthrough book The Sexual Harassment of Working Women, which theorized how sexual harassment violated the law.

From Slate • Nov. 24, 2025

Sexual reproduction demands the collapse of an organism into a single cell, but then requires that single cell to expand back into an organism.

From "The Gene" by Siddhartha Mukherjee

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