- observant
- I(New American Roget's College Thesaurus)II(Roget's IV) modif.1. [Given to observing]Syn. keen, alert, penetrating, wide-awake, discerning, perceptive, sharp, eager, interested, discovering, detecting, discriminating, searching, understanding, questioning, deducing, surveying, alive, contempLating, regardful, considering, sensitive, clear-sighted, comprehending, bright, intelligent, on the ball*, on the beam*, on one's toes*; see also intelligent 1 , judicious .Ant. thoughtless*, unobservant, insensitive.2. [Engaged in observing]Syn. watchful, gazing, attentive, alert, awake, wide-awake, sleepless, wakeful, noticing, viewing, vigilant, reconnoitering, guarding, mindful, on guard, regardful, listening, heedful, on the watch, on the lookout, on the qui vive, looking out, intent on, alive to, careful, undistracted, intent, open-eyed, sharp-eyed, circumspect, cautious, wary, prudent, marking, inspecting, scrutinizing, examining, surveying, all ears*, all eyes*; see also watching .Ant. careless*, heedless, inattentive.III(Roget's 3 Superthesaurus) a.watchful, attentive, noticing, perceptive, keen-eyed, aware, sharp-eyed, alert, mindful.ANT.: overlooking, daydreaming, ignoringIV(Roget's Thesaurus II) adjective 1. Vigilantly attentive: alert, open-eyed, vigilant, wakeful, wary, watchful, wide-awake. Idiom: on the ball. See AWARENESS. 2. Cautiously attentive: careful, heedful, mindful, watchful. See CAREFUL. 3. Tending toward awareness and appreciation: conscious, heedful, mindful. See AWARENESS.
English dictionary for students. 2013.