bis-

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See also: bis, biş, and biś

English[edit]

Prefix[edit]

bis-

  1. An occasional variant of bi- prefixed to roots beginning with a vowel, as in bisalternate
  2. (chemistry, obsolete) A variant of tri- used to indicate that the component that does not take the prefix occurs twice in the compound: a bisoxide is of the form B2O
  3. (mathematics, chemistry) 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.

See also[edit]


Italian[edit]

Prefix[edit]

bis-

  1. bis-
  2. great-

Spanish[edit]

Prefix[edit]

bis-

  1. bis-
  2. great-