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WordReference Random House Unabridged Dictionary of American English © 2024se•da•tion (si dā′shən),USA pronunciation n. [Med.]- Medicinethe calming of mental excitement or abatement of physiological function, esp. by the administration of a drug.
- Medicinethe state so induced.
- Latin sēdātiōn- (stem of sēdātiō), equivalent. to sēdāt(us) (see sedate) + -iōn- -ion
- 1535–45
Collins Concise English Dictionary © HarperCollins Publishers:: sedation /sɪˈdeɪʃən/ n - a state of calm or reduced nervous activity
- the administration of a sedative
se•date /sɪˈdeɪt/USA pronunciation adj., v., -dat•ed, -dat•ing. adj. - calm, quiet, or composed:Unlike her lively friend, she was quiet and sedate.
v. [~ + object] - Medicineto cause to become sleepy or calm, as by taking a sedative:The nurse sedated the patient before the operation.
se•date•ly, adv.: She glided sedately down the hall. se•da•tion /sɪˈdeɪʃən/USA pronunciation n. [uncountable]The patient is under sedation. WordReference Random House Unabridged Dictionary of American English © 2024se•date (si dāt′),USA pronunciation adj., v., -dat•ed, -dat•ing. adj. - calm, quiet, or composed;
undisturbed by passion or excitement:a sedate party; a sedate horse.
v.t. - Medicineto put (a person) under sedation.
- Latin sēdātus (past participle of sēdāre to allay, quieten); akin to sedēre to sit1
- 1640–50
- 1.See corresponding entry in Unabridged collected, serene, unruffled, unperturbed. See staid.
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