Search Result for "wakeful": 
Wordnet 3.0

ADJECTIVE (3)

1. carefully observant or attentive; on the lookout for possible danger;
- Example: "a policy of open-eyed awareness"
- Example: "the vigilant eye of the town watch"
- Example: "there was a watchful dignity in the room"
- Example: "a watchful parent with a toddler in tow"
[syn: argus-eyed, open-eyed, vigilant, wakeful]

2. (of sleep) easily disturbed;
- Example: "in a light doze"
- Example: "a light sleeper"
- Example: "a restless wakeful night"
[syn: light, wakeful]

3. marked by full consciousness or alertness;
- Example: "worked every moment of my waking hours"
[syn: waking, wakeful]



The Collaborative International Dictionary of English v.0.48:

Wakeful \Wake"ful\, a.
   Not sleeping; indisposed to sleep; watchful; vigilant.
   [1913 Webster]

         Dissembling sleep, but wakeful with the fright.
                                                  --Dryden.
   [1913 Webster] -- Wake"ful*ly, adv. -- Wake"ful*ness, n.
   [1913 Webster]


WordNet (r) 3.0 (2006):

wakeful
    adj 1: carefully observant or attentive; on the lookout for
           possible danger; "a policy of open-eyed awareness"; "the
           vigilant eye of the town watch"; "there was a watchful
           dignity in the room"; "a watchful parent with a toddler
           in tow" [syn: argus-eyed, open-eyed, vigilant,
           wakeful]
    2: (of sleep) easily disturbed; "in a light doze"; "a light
       sleeper"; "a restless wakeful night" [syn: light,
       wakeful]
    3: marked by full consciousness or alertness; "worked every
       moment of my waking hours" [syn: waking, wakeful]


Moby Thesaurus II by Grady Ward, 1.0:

28 Moby Thesaurus words for "wakeful":
   agile, alert, alive, attentive, awake, bright, insomniac,
   insomnious, keen, nimble, on the, on the alert, on the ball,
   on the job, prompt, qui vive, quick, ready, restless, sharp,
   sleepless, slumberless, smart, unblinking, unnodding, unsleeping,
   unwinking, wide-awake