'Paraldehyde' definitions:

Definition of 'paraldehyde'

From: WordNet
noun
A colorless liquid (a cyclic trimer of acetaldehyde) that is used as a sedative and a solvent [syn: paraldehyde, ethanal trimer]

Definition of 'Paraldehyde'

From: GCIDE
  • Paraldehyde \Par*al"de*hyde\, n. [Pref. para- + aldehyde.] (Chem.) A trimer of acetaldehyde (C6H12O3), prepared by polymerization of acetaldehyde with hydrochloric and sulfuric acids. It has sedative and hypnotic properties. --MI11 [PJC]