quad-

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quad-

Where it comes from

Reduced form of quadri-, from Latin quattuor (“four”).

prefix

morpheme Involving four elements.
morpheme Used for the digit four to form systematic element names of elements whose existence has been predicted, and which have not yet been given a trivial name. un- (“1”) + bi- (“2”) + quad- (“4”) + -ium (element suffix) → unbiquadium (“element 124”)

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MLA

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

APA

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

Chicago

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

BibTeX

@misc{quad_2026,
  title = {quad-},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/quad-},
  urldate = {2026-11-06}
}