- a colourless oily liquid with a pungent odour, made from chlorine and acetaldehyde and used in preparing chloral hydrate and DDT; trichloroacetaldehyde
- short for chloral hydrate
WordReference Random House Unabridged Dictionary of American English © 2026
chlo•ral
(klôr′əl, klōr′-),USA pronunciation n.
- ChemistryAlso called trichloroacetaldehyde, trichloroacetic acid aldehyde. a colorless, oily liquid, C2Cl3HO, having a pungent odor, usually derived by the chlorination of ethyl alcohol or of acetaldehyde and combining with water to form chloral hydrate.
- Also called chlo′ral hy′drate. [Pharm.]a white, crystalline solid, C2H3Cl3O2, formed by combining liquid chloral with water: used as a hypnotic.
- chlor-2 + -al3 1825–35
Collins Concise English Dictionary © HarperCollins Publishers::
chloral /ˈklɔːrəl/ n
'chloral' also found in these entries (note: many are not synonyms or translations):