wakeful

[ weyk-fuhl ]
/ ˈweɪk fəl /

adjective

unable to sleep; not sleeping; indisposed to sleep: Excitement made the children wakeful.
characterized by absence of sleep: a wakeful night.
watchful; alert; vigilant: a wakeful foe.

Origin of wakeful

First recorded in 1540–50; wake1 + -ful

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for wakefulness

British Dictionary definitions for wakefulness

wakeful

/ (ˈweɪkfʊl) /

adjective

unable or unwilling to sleep
sleepless
alert

Derived Forms

wakefully, adverbwakefulness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012