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 and Etymology of pentobarbital
penta- + -o- + barbital
First Known Use: 1931
Medical Dictionary
pentobarbital
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noun
pen·to·bar·bi·tal
\ˌpent-ə-ˈbär-bə-ˌtȯl\
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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Britannica.com: Encyclopedia article about pentobarbital
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