Trisexual

adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An organism (that is, a species) which has three sexes.

    "Trimates are trisexuals from the planet Tiberon, visiting earth in their flying saucers. Each union consists of a Polar, who always tells the truth; a Polee who always lies; and a Nexus, who makes statements that are […]"

  2. 2
    One who is trisexual.
Adjective
  1. 1
    Having, or pertaining to a system which involves, three sexes. not-comparable

    "Whether three sexes could exist in this contexture, or whether a trisexual organism would be quite different from the organisms we know, it is impossible to say."

  2. 2
    Of a person, willing to "try anything" sexually. derogatory, humorous, not-comparable

    ""I was told he's trisexual." "Quit it!" Alice laughed. "There's no such thing as trisexual." "I guess you don't read the new books, dearie. That's someone who'll try anything." Alice held her nose."

Example

More examples

"Whether three sexes could exist in this contexture, or whether a trisexual organism would be quite different from the organisms we know, it is impossible to say."

Etymology

Etymology 1

From tri- + sexual.

Etymology 2

From try + sexual, respelled as if using tri- and as if analogous to bisexual.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.