se·date 1 (sĭ-dāt') adj. Serenely deliberate, composed, and dignified in character or manner. See Synonyms at serious. [Latin sēdātus, past participle of sēdāre, to settle, calm; see sed- in Indo-European roots.] se·date'ly adv., se·date'ness n. |
sedate se·date (sĭ-dāt')
v. se·dat·ed, se·dat·ing, se·dates
To administer a sedative to; calm or relieve by means of a sedative drug.