betaine

Etymology
From, from.

Noun

 * 1)  A sweet, crystalline compound (not an alkaloid), trimethylammoniumacetate, found in sugar beet and similar plants, sometimes used to treat muscular degeneracy; the zwitterion (CH3)3N+CH2COO-
 * 2)  Any derivative of this compound.
 * 3)  Any similar compound, based on sulfur or phosphorus etc, having an onium ion with no hydrogen atom adjacent to the anionic atom.

Translations

 * Polish: