Standard Lemma guide

flunitrazepam

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • General-American: /ˌflu.nəˈtɹæz.əˌpæm/
  • General-American: /ˌflu.naɪˈtɹæz.əˌpæm/
  • US: Recorded audio is listed in the source snapshot.
  • Received-Pronunciation: /ˌfluː.nʌɪˈtɹeɪ.zɪ.pam/
  • Received-Pronunciation: /ˌfluː.nʌɪˈtɹaz.ɪ.pam/

1

noun

Meaning 1

A short-acting benzodiazepine derivative with relatively long-lasting sedative effects, used as a hypnotic and as a premedication for anesthesia; 5-(2-fluorophenyl)-1,3-dihydro-1-methyl-7-nitro-2H-1,4-benzodiazepin-2-one, C16H12FN3O3.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, medicine, natural-sciences, organic-chemistry, pharmacology, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Rohypnol, roofie, Rufalin

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *bhel-der. Proto-Indo-European *bhlewH-der. Proto-Indo-European *bhluH-yé-ti? Latin fluō Proto-Indo-European *-os Proto-Indo-European *-s Proto-Indo-European *-ōs Proto-Italic *-ōs Latin -or Latin fluor Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English fluoro- Egyptian nṯr Proto-Afroasiatic *-i? Egyptian -j Egyptian nṯrjder. Semiticbor. Ancient Greek νῐ́τρον (nĭ́tron) English nitro- English nitr- Arabic لُبَان (lubān) Proto-Indo-European *yew- Proto-Indo-European *-os Proto-Indo-European *yéwos Proto-Indo-Iranian *yáwas Sanskrit यव (yava)bor.? Proto-Austronesian *zawa Proto-Malayo-Polynesian *zawader.? Old Javanese jawa Old Javanese -i Old Javanese Jawi Javanese ꦗꦮꦶ (jawi)der. Arabic جَاوَة (jāwa) Proto-Afroasiatic Proto-Semitic Arabic ـِيّ (-iyy) Arabic جَاوِيّ (jāwiyy) Arabic لُبَان جَاوِيّ (lubān jāwiyy)bor. Catalan benjuíder. Middle French benjoinder. English benzoin English benzo- Proto-Indo-European *dwóh1 Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ᾰ̓- (ă-) Proto-Indo-European *gweyh3- Proto-Indo-European *-wós Proto-Indo-European *gwih3wós Proto-Indo-European *gwíh3weti Proto-Hellenic *gwyṓw-ō Proto-Hellenic *ďṓwō Ancient Greek ζώω (zṓō) Ancient Greek ζῶ (zô) Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek ζωή (zōḗ) French azotebor. English azote English az- Proto-Afroasiatic *sṗɣ? Proto-Semitic *šabʕ-bor.? Proto-Indo-European *septḿ̥ Proto-Hellenic *heptə́ Ancient Greek ἑπτᾰ́ (heptắ)der. French hepta- Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnus French -in Proto-Indo-European *-h2 Proto-Indo-European *-eh2 Proto-Italic *-ā Latin -am Old French -e French -e French -ine English -epine English azepine English diazepine English (benzo)diazep(ine) Egyptian jmnbor. Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor. Latin Ammōn Latin ammoniacusder. English ammonia Proto-Indo-European *dheh1-der. Proto-Italic *-iðos Latin -idusder. English -ide English am(ide) English diazepam English -azepam English flunitrazepam From flu(oro)- + nitr- + -azepam. First use appears c. 1973 in the South African Medical Journal.

Across languages

Translations

1 source translations are retained for this English entry.

  • Chinese Mandarin: 氟硝西泮 (fúxiāoxīpàn) — benzodiazepine drug