amobarbital: meaning, definition, pronunciation and examples
C2 / Very Low Frequency / TechnicalTechnical / Medical / Historical
Quick answer
What does “amobarbital” mean?
A barbiturate derivative used as a sedative and hypnotic drug, primarily for short-term treatment of insomnia and pre-operative sedation.
Audio
Pronunciation
Definition
Meaning and Definition
A barbiturate derivative used as a sedative and hypnotic drug, primarily for short-term treatment of insomnia and pre-operative sedation.
A central nervous system depressant belonging to the barbiturate class, with intermediate duration of action. It acts by enhancing the effect of the neurotransmitter GABA, leading to sedation, hypnosis, and anxiolysis. Historically significant but largely replaced by benzodiazepines due to safety concerns.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Both varieties use the International Nonproprietary Name (INN) 'amobarbital'. The former proprietary name 'Amytal' was used in both regions.
Connotations
Identical technical connotations. May be more familiar to UK speakers in the historical context of 'Amytal interviews' in psychiatry.
Frequency
Extremely low frequency in general language. Slightly higher historical frequency in American texts due to widespread mid-20th century prescription and subsequent regulatory discourse.
Grammar
How to Use “amobarbital” in a Sentence
The physician administered [amobarbital] to the patient.[Amobarbital] was used for [purpose].The patient exhibited tolerance to [amobarbital].Vocabulary
Collocations
Examples
Examples of “amobarbital” in a Sentence
verb
British English
- The patient was amobarbitalised prior to the procedure (archaic/technical).
American English
- They amobarbitalized the subject for the interview (historical/technical).
adjective
British English
- The amobarbital solution was prepared for intravenous use.
American English
- He was in an amobarbital-induced stupor.
Usage
Meaning in Context
Business
Virtually never used. Potential context: pharmaceutical manufacturing history, drug scheduling regulations.
Academic
Used in medical, pharmacological, historical psychiatry, and forensic science texts. Discussed in terms of mechanism, history of use, and drug policy.
Everyday
Extremely rare. May appear in historical dramas, true crime documentaries, or articles on the history of medicine.
Technical
Primary context. Precise use in pharmacology: pharmacokinetics, receptor binding, enzyme induction. In clinical medicine: reference to historical treatments, drug classification.
Vocabulary
Synonyms of “amobarbital”
Strong
Neutral
Weak
Vocabulary
Antonyms of “amobarbital”
Watch out
Common Mistakes When Using “amobarbital”
- Misspelling as 'amobarbitol' or 'amobarbitol'.
- Incorrectly classifying it as a benzodiazepine.
- Using it as a general synonym for 'sedative'.
- Pronouncing it /eɪmoʊ-/ instead of /æmoʊ-/.
FAQ
Frequently Asked Questions
No, its medical use is now extremely rare worldwide. It has been almost entirely replaced by benzodiazepines and newer non-benzodiazepine 'Z-drugs' due to their wider therapeutic index and lower risk of fatal overdose.
It is historically famous for its use in 'Amytal' or 'truth serum' interviews in mid-20th century psychiatry and espionage, though its efficacy as a truth-telling agent is disputed. It was also a widely abused prescription drug.
Key dangers include a high potential for physiological and psychological dependence, severe withdrawal symptoms (including life-threatening seizures), significant respiratory depression especially when mixed with alcohol or opioids, and a narrow therapeutic window making overdose easy.
Amobarbital is a barbiturate that non-selectively depresses the entire central nervous system. Zolpidem is a more selective 'Z-drug' that targets specific GABA receptor subtypes, leading to hypnotic effects with less general sedation and a much lower risk of fatal overdose.
A barbiturate derivative used as a sedative and hypnotic drug, primarily for short-term treatment of insomnia and pre-operative sedation.
Amobarbital is usually technical / medical / historical in register.
Amobarbital: in British English it is pronounced /ˌæməʊˈbɑːbɪt(ə)l/, and in American English it is pronounced /ˌæmoʊˈbɑːrbɪtəl/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Truth serum (historical, inaccurate association with amobarbital interviews)”
- “Amytal interview”
Learning
Memory Aids
Mnemonic
AMObarbital: A MOdern (historically) BARBITurate for inducing a tranquil state. Remember 'AMO' as in 'I love' sleep, but it's dangerous.
Conceptual Metaphor
A KEY that unlocks/suppresses neural activity. A BLUNT INSTRUMENT for the brain (compared to more specific modern drugs). A HISTORICAL RELIC in the medicine cabinet.
Practice
Quiz
Amobarbital is primarily classified as a: