sedation: meaning, definition, pronunciation and examples
B2Formal/Medical
Quick answer
What does “sedation” mean?
The state of being calmed, quieted, or made sleepy, especially by the administration of a drug (sedative).
Audio
Pronunciation
Definition
Meaning and Definition
The state of being calmed, quieted, or made sleepy, especially by the administration of a drug (sedative).
The act or process of calming or relaxing someone, often to reduce anxiety or induce drowsiness, primarily in a medical or veterinary context.
Dialectal Variation
British vs American Usage
Differences
No significant difference in core meaning or usage. Spelling is identical. Medical protocols and terminology for levels of sedation (e.g., 'conscious sedation') are internationally standardised.
Connotations
Neutral medical term in both varieties.
Frequency
Equally common in medical contexts. Slightly more frequent in general AmE due to higher public discussion of medical procedures and pharmaceuticals.
Grammar
How to Use “sedation” in a Sentence
[patient] + be/require + under + sedation[medical staff] + administer/provide + sedation + for/to + [patient][procedure] + be performed + under + sedationVocabulary
Collocations
Examples
Examples of “sedation” in a Sentence
verb
British English
- The vet will sedate the anxious animal before the scan.
- Patients are not permitted to drive after being sedated.
American English
- The doctor decided to sedate the agitated patient.
- They had to sedate the bear to relocate it safely.
adverb
British English
- The medicine worked sedatively, calming her nerves.
- (Rare usage; 'sedatively' is rarely used in natural speech)
American English
- The agent acts sedatively on the central nervous system.
- (Rare; typically rephrased as 'has a sedative effect')
adjective
British English
- He was in a sedated state for several hours post-operation.
- The sedative effect of the medicine was pronounced.
American English
- The patient remained sedated overnight in the ICU.
- She felt sedated after taking the strong antihistamine.
Usage
Meaning in Context
Business
Rare. Possibly in corporate wellness contexts or insurance discussions about medical coverage.
Academic
Common in medical, veterinary, pharmacological, and psychological literature.
Everyday
Used when discussing medical/dental procedures. 'The dentist put me under sedation for the extraction.'
Technical
Core term in anesthesiology, critical care, emergency medicine, and dentistry, with precise classifications (minimal, moderate, deep).
Vocabulary
Synonyms of “sedation”
Strong
Neutral
Weak
Vocabulary
Antonyms of “sedation”
Watch out
Common Mistakes When Using “sedation”
- Using 'sedation' as a verb (correct verb: 'sedate').
- Confusing 'sedation' with 'anaesthesia' (the latter typically involves loss of sensation/consciousness).
- Misspelling as 'sediation'.
FAQ
Frequently Asked Questions
Sedation primarily reduces anxiety, awareness, and induces drowsiness, but a sedated patient may still respond to stimuli. Anesthesia (general) aims for complete unconsciousness and loss of sensation. However, there is a spectrum, and 'deep sedation' can be very close to general anesthesia.
Yes, but it is usually metaphorical and somewhat literary. E.g., 'the sedation of the public's critical faculties by endless entertainment.' In everyday language, simpler words like 'calming' or 'quieting' are preferred.
It is primarily an uncountable noun. You do not say 'a sedation' or 'sedations'. You refer to 'a state of sedation', 'the sedation', or 'levels of sedation'.
The most common collocating verbs are 'administer', 'provide', and 'require'. A common prepositional phrase is 'under sedation' (e.g., 'The patient is under sedation').
The state of being calmed, quieted, or made sleepy, especially by the administration of a drug (sedative).
Sedation is usually formal/medical in register.
Sedation: in British English it is pronounced /sɪˈdeɪ.ʃən/, and in American English it is pronounced /səˈdeɪ.ʃən/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Under the sedation of (metaphorical, e.g., 'under the sedation of routine')”
Learning
Memory Aids
Mnemonic
Think of a SEDAn (a calm, comfortable car) carrying you to a state of ATION (action/state) of calmness. SEDAn + ATION = SEDATION.
Conceptual Metaphor
CALMNESS IS A DEPRESSED STATE (of the nervous system). QUIET IS DOWN (sedatives 'bring down' anxiety).
Practice
Quiz
In which scenario is the term 'sedation' MOST appropriately used?