What does "secobarbital" mean?

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

How do you pronounce "secobarbital"?

Pronounced //ˌsɛk.oʊˈbɑɹ.bəˌtɔl//.

Common synonyms include: quinalbarbitone, quinalbarbitone, red, red devil, secobarbital sodium, seconal.

//ˌsɛk.oʊˈbɑɹ.bəˌtɔl// noun

noun ·Rare ·Advanced level

Noun

1
A barbiturate C₁₂H₁₈N₂O₃ that is used chiefly in the form of its bitter hygroscopic sodium salt as a hypnotic and sedative. countable, uncountable
2
barbiturate that is a white odorless slightly bitter powder (trade name Seconal) used as a sodium salt for sedation and to treat convulsions wordnet

Blend of Seconal (trademark) + pentobarbital.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.