Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun organic chemistry The derivative of betaine (CH3)3As+CH2COO- in which arsenic replaces the nitrogen atom

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From arseno- +‎ betaine

Examples

  • Although some fish and shellfish take in arsenic — which may build up in tissues — most of this arsenic is in an organic form called arsenobetaine (commonly called "fish arsenic") that is much less harmful.

    Health effects of arsenic

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