cis-

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cis-

  • /sɪs-/

Where it comes from

From the Latin preposition cis (“on this side of”).

The earliest known use of the prefix relating to sexuality in any language was in a German-language book on sexology published in 1914. According to the Oxford English Dictionary, the earliest use of the prefix in the context of gender in English dates from 1994.

prefix

  1. morpheme On this side of. cis- + alpine → cisalpine (literally “on this side of the Alps”)

    Opposite: trans-

  2. morpheme, physical Forms names of chemical compounds in which two atoms or groups are situated on the same side of some plane of symmetry passing through the compound. cis- + diazene → cis-diazene

    Opposite: trans-

  3. morpheme Not trans. cis- + gender → cisgender

    Opposite: trans-

  4. broadly, morpheme Being, or pertaining to being, cis. cis- + normativity → cisnormativity

    Opposite: trans-

Translations

Every language

prefix on this side of

Españolcis-
Portuguêscis-
Deutschzis-, cis-
Русскийцис- cis-

Talk about this word

Cite this
MLA

"cis-." Wiktionary, via Micwyn, micwyn.com/word/cis-. Accessed 6 Nov. 2026.

APA

cis-. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/cis-

Chicago

"cis-." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/cis-.

BibTeX
@misc{cis_2026,
  title = {cis-},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/cis-},
  urldate = {2026-11-06}
}