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butabarbital sodium

American  
[byoo-tuh-bahr-bi-tawl, -tal] / ˌbyu təˈbɑr bɪˌtɔl, -ˌtæl /

noun

Pharmacology.
  1. a barbiturate, C 10 H 15 N 2 NaO 3 , used as a sedative and hypnotic.


Etymology

Origin of butabarbital sodium

Based on the names of the chemical components butyl and barbituric acid