Bis Definition
bĭs
adverb
Again; twice. Used as a direction to repeat a passage.
American Heritage
Again: repeat the indicated passage: a note to the performer.
Webster's New World
Twice; showing that something is, or is to be, repeated, such as a passage of music, or an item in accounts.
Wiktionary
interjection
Used to request an additional performance.
American Heritage
Again; once more.
Webster's New World
prefix
Two. Used especially in chemical nomenclature instead of di- when referring to a complex structural feature.
Bisphenol.
American Heritage
An occasional variant of bi- prefixed to roots beginning with a vowel, as in bisalternate.
Wiktionary
(mathematics, chemistry) A variant of bi-, 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.
Wiktionary
affix
Webster's New World
noun
Plural form of bi.
Wiktionary
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