SINCE 1828
butabarbital
noun
bu·ta·bar·bi·tal
| \ ˌbyüt-ə-ˈbär-bə-ˌtȯl
\
\
Medical Definition of butabarbital
: a synthetic barbiturate used especially in the form of its sodium salt C10H15N2NaO3 as a sedative and sleep aid
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