Dictionary

pentobarbital

noun pen·to·bar·bi·tal \ˌpen-tə-ˈbär-bə-ˌtl\

Definition of PENTOBARBITAL

:  a granular barbiturate C11H18N2O3 used especially in the form of its sodium or calcium salt as a sedative, hypnotic, and antispasmodic
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Origin of PENTOBARBITAL

penta- + -o- + barbital
First Known Use: 1931
Medical Dictionary

pentobarbital

noun pen·to·bar·bi·tal \ˌpent-ə-ˈbär-bə-ˌtl\

Medical Definition of PENTOBARBITAL

:  a granular barbiturate used especially in the form of its sodium salt C11H17N2NaO3 or calcium salt (C11H17N2O3)2Ca as a sedative, hypnotic, and antispasmodic

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