chloral
/ˈklɔːrəl/Definitions
1. noun
A colourless crystalline compound, C2H3Cl3O, used as a sedative and hypnotic, and in the manufacture of other chemicals.
“The doctor prescribed chloral for the patient’s insomnia.”
2. adjective
Relating to or derived from chloral.
“chloral hydrate is a chloral derivative”