English word bisammonium comes from English ammonium, English bis-
| Dictionary entry | Language | Definition |
|---|---|---|
| ammonium | English (eng) | (inorganic chemistry) The univalent NH4+ cation, derived by the protonation of ammonia. |
| bis- | English (eng) | (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. (mathematics, chemistry) A variant of di-, used for substitutions of two complex rather than simple units.. An occasional variant of bi- prefixed to roots beginning with a vowel, as in bisalternate. |
| bisammonium | English (eng) | (chemistry, in combination) Two ammonium ions or groups in a molecule. |