thiopental

English

Chemical structure of thiopental

Alternative forms

• thiopentone (UK)

Etymology

From thio- +‎ pent(obarbi)tal.

Pronunciation

• (Received Pronunciation) IPA^(key): /ˌθʌɪ.əʊˈpɛn.təl/
• (General American) IPA^(key): /ˌθaɪ.oʊˈpɛnˌtɔl/
• Rhymes: -ɛntəl

Noun

thiopental (uncountable)

1. (pharmacology) A barbiturate C₁₁H₁₈N₂O₂S (trademark Pentothal) used in the form of its sodium salt especially as an intravenous anesthetic; and as a supposed truth serum.

Synonyms

• sodium pentothal
• soap

Derived terms

• sodium thiopental

References

• “thiopental”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “thiopental”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.