Word.ws English Dictionary

phenobarbital

UK/ˌfiː.nə(ʊ)ˈbɑː.bɪt.əl//ˌfiː.noʊˈbɑɹ.bəˌtɔl/

phenobarbital noun: a narcotic and sedative barbiturate drug used chiefly to treat epilepsy.

Noun

phenobarbital (countable and uncountable, plural phenobarbitals)

  1. A narcotic and sedative barbiturate drug used chiefly to treat epilepsy.
    • In trans-human state / It's time to evacuate / Waiting for a ride to take them to the Gate / Await the siren call / More phenobarbital / Pour it down the hatch, ingest it all2020, “Children of the Next Level”, in Titans of Creation (Thrash Metal), performed by Testament, lyrics inspired by the 1997 mass suicide of members of religious group Heaven's Gate
    Synonyms:
    purple heart

Synonyms of phenobarbital

Forms of phenobarbital

pluralphenobarbitals
alternative UKphenobarbitone

Origin of phenobarbital

From pheno- + barbital.

Words formed from phenobarbital

Questions about phenobarbital

What does phenobarbital mean?
Phenobarbital means a narcotic and sedative barbiturate drug used chiefly to treat epilepsy.
What part of speech is phenobarbital?
Phenobarbital is a noun.
How do you pronounce phenobarbital?
Phenobarbital is pronounced /ˌfiː.nə(ʊ)ˈbɑː.bɪt.əl/ (UK).
What is the plural of phenobarbital?
The plural of phenobarbital is phenobarbitals.

Words near phenobarbital in the dictionary

  1. phenmetrazines
  2. phenmiazine
  3. phenmiazines
  4. pheno-
  5. phenobarb
  6. phenobarbital
  7. phenobarbitals
  8. phenobarbitol
  9. phenobarbitone
  10. phenobarbitones
  11. phenobarbs

Source and license

Adapted from Wiktionary: phenobarbital (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En_US_Phenobarbital.wav.

Cite this entry: “phenobarbital.” Word.ws, https://word.ws/phenobarbital. Based on Wiktionary, CC BY-SA 4.0.