¹ Source: wiktionary.com
Definition of Barbiturates
1. barbiturate [n] - See also: barbiturate
Medical Definition of Barbiturates
1. A class of chemicals derived from barbituric acid or thiobarbituric acid. Many of these are medically important as sedatives and hypnotics (sedatives, barbiturate), as anaesthetics, or as anticonvulsants. (12 Dec 1998)