wakeful

adjective

wake·​ful ˈwāk-fəl How to pronounce wakeful (audio)
: not sleeping or able to sleep : sleepless
wakefully adverb
wakefulness noun

Examples of wakeful in a Sentence

the mother remained wakeful until her child returned home
Recent Examples on the Web The team then applied zap and zip with this threshold value (of 0.31) to a distinct set of patients with severe disorders of consciousness—those either in a minimally conscious state or in an unresponsive wakeful one. Christof Koch, Scientific American, 1 Nov. 2017 That’s thanks to the array of soothing sounds this machine offers, plus the timer function that shuts it off without causing a wakeful disturbance. Kayla Blanton, Health, 19 July 2023 In fact, in nocturnal animals, the natural chemical is active and associated with wakeful states rather than sleep. Tree Meinch, Discover Magazine, 3 Mar. 2023 But instead of triggering drowsiness, caffeine blocks adenosine from binding and leaves the cells in a more active and wakeful state. Kareem Clark, Discover Magazine, 10 May 2022 However, Mednick points out that for some people, embracing a middle-of-the-night wakeful period can dial down stress. Marisa Cohen, Good Housekeeping, 2 Oct. 2022 Just below the surface of wakeful awareness, just a minute or two under it, everything is change. Michael W. Clune, Harper’s Magazine , 16 Mar. 2022 Smith found that when people first began to experience tingles, there was a sudden surge in alpha waves, which indicate a state of wakeful rest. Sandee Lamotte, CNN, 2 Feb. 2022 Taking time to space out—whether by showering, pulling weeds, or petting a dog—provides an opportunity for what psychologists call wakeful rest. Eleanor Cummins, Popular Science, 25 Feb. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'wakeful.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1546, in the meaning defined above

Time Traveler
The first known use of wakeful was in 1546

Dictionary Entries Near wakeful

Cite this Entry

“Wakeful.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wakeful. Accessed 19 Mar. 2024.

Kids Definition

wakeful

adjective
wake·​ful ˈwāk-fəl How to pronounce wakeful (audio)
: not sleeping or able to sleep
wakefully adverb
wakefulness noun

Medical Definition

wakeful

adjective
wake·​ful ˈwāk-fəl How to pronounce wakeful (audio)
: not sleeping or able to sleep : sleepless
wakefulness noun

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