Definition of sedation in English:


Line breaks: sed|ation
Pronunciation: /sɪˈdeɪʃ(ə)n


[mass noun]
1The action of administering a sedative drug to produce a state of calm or sleep: he was distraught with grief and under sedation
More example sentences
  • The nurse or anesthesia care provider may administer preoperative sedation at this time, if needed, to decrease anxiety.
  • If the patient exhibits anxiety, medications for sedation also can be administered after the consent is signed.
  • They kept me in a medical coma under sedation, so I have no recollection of that time.
1.1A state of calm or sleep produced by a sedative drug.
More example sentences
  • Side effects such as sedation and respiratory depression are increased when methadone is combined with alcohol or other drugs.


mid 16th century: from French sédation or Latin sedatio(n-), from sedare 'settle' (see sedate1).

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