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wakefulness

NOUN
watchfulness
Synonyms
Antonyms


NOUN
sleeplessness
Synonyms
Antonyms


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.

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It is an active, carefully coordinated process in which hormones and neural circuits constantly communicate to support growth, repair, metabolism, and wakefulness.

From Science Daily ● Oct. 17, 2026

The FDA approved the first medication to treat narcolepsy by targeting a brain chemical that regulates wakefulness.

From The Wall Street Journal ● Aug. 7, 2026

The Food and Drug Administration on Wednesday approved Takeda Pharmaceutical’s 4502 2.96%increase; up pointing triangle Orzeyful, the first medication to treat narcolepsy by targeting a brain chemical that regulates wakefulness.

From The Wall Street Journal ● Aug. 6, 2026

It links the brain to the spinal cord and controls breathing, heartbeat, sleep, wakefulness and movement.

From BBC ● Jul. 13, 2026

My little sister, Nadia, eager to pounce me into wakefulness on the morning of my seventeenth birthday, discovered my bed had not been slept in.

From "100 Sideways Miles" by Andrew Smith


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