bis-

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bis-

prefix

morpheme An occasional variant of bi- prefixed to roots beginning with a vowel, as in bisalternate
morpheme, obsolete A variant of di- used to indicate that the component that does not take the prefix occurs twice in the compound: a bisoxide is of the form B₂O (cf. dioxide for XO₂)
morpheme A variant of di-, used for substitutions of two complex rather than simple units. Bis (η⁶-arene) metal complexes have been made for many transition metals by the Al/AlCl₃ reduction method.

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

APA

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

Chicago

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

BibTeX

@misc{bis_2026,
  title = {bis-},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/bis-},
  urldate = {2026-11-06}
}