English dictionary

Info: This web site is based on WordNet 3.0 from Princeton University.

English adjective: watchful

1. watchful engaged in or accustomed to close observation

SamplesCaught by a couple of alert cops.
Alert enough to spot the opportunity when it came.
Constantly alert and vigilant, like a sentinel on duty.


Similarargus-eyed, fly, heads-up, lidless, open-eyed, sleepless, vigilant, wakeful, wide-awake

See alsoawake, lively, wary

Antonymsunalert, unvigilant, unwatchful

2. watchful experiencing or accompanied by sleeplessness

SamplesInsomniac old people.
Insomniac nights.
Lay sleepless all night.
Twenty watchful, weary, tedious nights.

Synonymsinsomniac, sleepless



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