noun ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   A compound of arsenic and hydrogen, AsH₃, a colorless and exceedingly poisonous gas, having an odor like garlic. uncountable
2. 2
   a poisonous colorless flammable gas used in organic synthesis and to dope transistors and as a poison gas in warfare wordnet
3. 3
   Any organic derivative of this compound, or of diarsane, triarsane etc. countable

Synonyms

All synonyms

arsanearsanearsenic trihydridearsenic trihydridearseniuretted hydrogenarseniuretted hydrogen

Etymology

From ars(enic) + -ine (“suffix used to form names of chemical substances”).

Related phrases

arsine oxidetrimethyl arsine

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.