chloral

[klawr-uh l, klohr-] /ˈklɔr əl, ˈkloʊr-/
noun
1.
Also called trichloroacetaldehyde, trichloroacetic acid aldehyde. a colorless, oily liquid, C 2 Cl 3 HO, having a pungent odor, usually derived by the chlorination of ethyl alcohol or of acetaldehyde and combining with water to form chloral hydrate.
2.
Also called chloral hydrate. Pharmacology. a white, crystalline solid, C 2 H 3 Cl 3 O 2 , formed by combining liquid chloral with water: used as a hypnotic.
Origin
1825-35; chlor-2 + -al3
Examples from the web for chloral
  • chloral hydrate is produced from chlorine and ethanol in acidic solution.
  • chloral hydrate is a schedule iv controlled substance in the united states.
British Dictionary definitions for chloral

chloral

/ˈklɔːrəl/
noun
1.
a colourless oily liquid with a pungent odour, made from chlorine and acetaldehyde and used in preparing chloral hydrate and DDT; trichloroacetaldehyde
2.
short for chloral hydrate
Word Origin and History for chloral
n.

colorless liquid formed by the action of chlorine on alcohol, apparently coined by German chemist Justus von Liebig in 1833 from elements from chlorine + alcohol. Later chiefly in chloral hydrate (1874).