'Sedate' definitions:

Definition of 'sedate'

(from WordNet)
adjective
Characterized by dignity and propriety [syn: sedate, staid]
adjective
Dignified and somber in manner or character and committed to keeping promises; "a grave God-fearing man"; "a quiet sedate nature"; "as sober as a judge"; "a solemn promise"; "the judge was solemn as he pronounced sentence" [syn: grave, sedate, sober, solemn]
verb
Cause to be calm or quiet as by administering a sedative to; "The patient must be sedated before the operation" [syn: sedate, calm, tranquilize, tranquillize, tranquillise] [ant: arouse, brace, energise, energize, perk up, stimulate]

Definition of 'Sedate'

From: GCIDE
  • Sedate \Se*date"\, a. [L. sedatus, p. p. of sedare, sedatum, to allay, calm, causative of sedere to sit. See Sit.] Undisturbed by passion or caprice; calm; tranquil; serene; not passionate or giddy; composed; staid; as, a sedate soul, mind, or temper. [1913 Webster]
  • Disputation carries away the mind from that calm and sedate temper which is so necessary to contemplate truth. --I. Watts. [1913 Webster]
  • Whatsoever we feel and know Too sedate for outward show. --Wordsworth. [1913 Webster]
  • Syn: Settled; composed; calm; quiet; tranquil; still; serene; unruffled; undisturbed; contemplative; sober; serious. [1913 Webster] -- {Se*date"ly}, adv. -- {Se*date"ness}, n. [1913 Webster]