cacodyl Meaning, Definition & Usage

  1. noun a poisonous oily liquid with a garlicky odor composed of 2 cacodyl groups; undergoes spontaneous combustion in dry air
    tetramethyldiarsine.
  2. noun the univalent group derived from arsine
    cacodyl radical; arsenic group; cacodyl group.

WordNet

Cac"o*dyl noun
Etymology
Gr. ill-smelling ( bad + to smell) + -yl.
Definitions
  1. (Chem.) Alkarsin; a colorless, poisonous, arsenical liquid, As2(CH3)4, spontaneously inflammable and possessing an intensely disagreeable odor. It is the type of a series of compounds analogous to the nitrogen compounds called hydrazines. Written also cacodyle, and kakodyl.

Webster 1913