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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.

See Examples For:

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

Still, midnight drives with a wakeful infant aren’t quite the same test he faces in his latest TV role.

From Los Angeles Times Oct. 11, 2024

Early morning light is detected by the suprachiasmatic gland, which sits above the optic nerves, and its instructions cause our bodies to stop melatonin production so we can feel wakeful throughout the day.

From Scientific American Mar. 17, 2022

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

Just like in the wakeful dream, the Jolly Roger moves impossibly fast.

From "Amari and the Night Brothers" by B.B. Alston

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