noun · 3 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.
Southern-England:Recorded audio is listed in the source snapshot.
rhymes with -eɪʃən
CMU ARPABET:S AH0 D EY1 SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The act of sedating, especially by use of sedatives.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Examples
The patient was so agitated that the doctor resorted to sedation.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
the administration of a sedative agent or drug
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: drugging
Antonyms: none provided
Broader terms: administration, giving medication
3
noun
Meaning 3
a state of reduced excitement or anxiety that is induced by the administrative of a sedative agent
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.