Meanings
- uncountabletrademarkmedicineThe drug chlordiazepoxide.
Named diazepam and marketed as Valium, this drug is about five times as potent as Librium.
2003, Samuel H. Barondes, chapter 4, in Better than Prozac, Oxford University Press, →ISBN, page 531 more example
These are the minor tranquilizers such as Diazepam (Valium), Chlordiazepoxide (Librium), Oxazepam (Serax), and related benzodiazepines, and Meprobamate, which are used to treat anxiety neurosis.
1979, Harold M. Silverman, Gilbert I. Simon, The Pill Book […] , 1st edition, New York: Bantam Books, →ISBN, page 385
Synonyms & antonyms
nouna tranquilizer (trade names Librium and Libritabs) used in the treatment of alcoholism
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Marketing coinage.
Full word history & related roots →Cite this entry
Librium. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Librium
“Librium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Librium. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “Librium,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Librium.
Source: Librium on Wiktionary, CC BY-SA 4.0.