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Synonyms

wakeful

American  
[weyk-fuhl] / ˈweɪk fəl /

adjective

  1. unable to sleep; not sleeping; indisposed to sleep.

    Excitement made the children wakeful.

    Synonyms:
    restless, insomniac, awake, sleepless
    Antonyms:
    sleeping, asleep
  2. characterized by absence of sleep.

    a wakeful night.

    Antonyms:
    sleepful
  3. watchful; alert; vigilant.

    a wakeful foe.

    Synonyms:
    observant, wary

wakeful British  
/ ˈweɪkfʊl /

adjective

  1. unable or unwilling to sleep

  2. sleepless

  3. alert

"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

Other Word Forms

Etymology

Origin of wakeful

First recorded in 1540–50; wake 1 + -ful

Explanation

Are you alert and restless at 4 am? Then you can say you're wakeful, or not able to sleep at all. You might as well get up and start your day. If you're wide awake, especially when you should be asleep, you're wakeful. A wakeful baby can be perfectly pleasant in the middle of the day but is a lot less fun after midnight. Many new parents spend weeks or months of wakeful nights, and even getting a new puppy can lead to a long, wakeful period of your life. Before it meant simply "marked by being awake," this adjective meant "diligent."

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Vocabulary lists containing wakeful

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Blocking these receptors leads to a more wakeful state that can increase focus, said Dr. Oliver Grundmann, who studies how plants affect the brain at the University of Florida.

From Salon • Dec. 22, 2024

Identifying processes in the brain that underlie sleep-deprived boosting of mood could lead to therapies that are less burdensome than enduring a wakeful night.

From Scientific American • Jul. 3, 2023

“Considering that CIA has been crippled, it will be natural that this service tries to restore and rebuild itself, and of course Iranian intelligence community will always be wakeful and vigilant,” he said.

From Los Angeles Times • Jul. 22, 2019

I was struck by the recurrent image of sleeping women and vigilantly wakeful ones — like Penelope — in literature and art.

From New York Times • Dec. 2, 2018

Long and narrow they were, with a dark sleepy look in them, and in the middle of that dark sleepiness a wakeful light glittered like a jewel.

From "Mary Poppins" by P. L. Travers

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