seco·​bar·​bi·​tal | \ ˌse-kō-ˈbär-bə-ˌtȯl How to pronounce secobarbital (audio) \

Definition of secobarbital

: a barbiturate C12H18N2O3 that is used chiefly in the form of its bitter hygroscopic sodium salt as a hypnotic and sedative

Examples of secobarbital in a Sentence

Recent Examples on the Web In their legal quest to avoid a painful death, the prisoners offer up a dark variety of alternatives, including firing squad, sevoflurane gas, diazepam and fentanyl, an oral dose of secobarbital and pentobarbital. Keri Blakinger, Houston Chronicle, "Arkansas death row inmates want to know where Texas gets its death drugs," 26 June 2018 Once the secobarbital had been procured, Kathy seemed to relax. Kevin Simpson, The Denver Post, "Getting to goodbye: An Aurora couple’s struggle to employ Colorado’s new aid-in-dying law," 2 Apr. 2017 Stone mixed applesauce with the powdered secobarbital, a powerful sedative that is fatal in high doses. Soumya Karlamangla,, "She watched her ex-husband end his life under California's new right-to-die law. 'I felt proud'," 30 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'secobarbital.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of secobarbital

1951, in the meaning defined above

History and Etymology for secobarbital

from Seconal, a trademark + barbital

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Time Traveler for secobarbital

Time Traveler

The first known use of secobarbital was in 1951

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Cite this Entry

“Secobarbital.” Dictionary, Merriam-Webster, Accessed 20 Jan. 2021.

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More Definitions for secobarbital


seco·​bar·​bi·​tal | \ ˌsek-ō-ˈbär-bə-ˌtȯl How to pronounce secobarbital (audio) \

Medical Definition of secobarbital

: a barbiturate that is used chiefly in the form of its bitter hygroscopic sodium salt C12H17N2NaO3 as a hypnotic and sedative

called also quinalbarbitone

— see seconal

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