wakefulness

/ˈweɪkflnəs/ (bre, ipa) · /ˈweɪkflnəs/ (ame, ipa) · /ˈwāk-fəl How to pronounce wakeful (audio)/ (ame, mw)

wakefulness — noun

1. the condition of being unable to fall asleep, or of waking up many times during

1.名詞B2
釋義

the condition of being unable to fall asleep, or of waking up many times during the night, especially when this makes you feel tired during the day

例句

Salma's wakefulness kept her staring at the bedroom ceiling until three in the morning.

possessive + wakefulness as cause of sleepless activity

The doctor told Mira that work stress was the main cause of her wakefulness.

cause of + wakefulness

同義詞
  • insomnia

    a medical term for a chronic condition of being unable to sleep; more clinical and serious than wakefulness

  • sleeplessness

    very similar in meaning; slightly more common in everyday speech than wakefulness

  • restlessness

    broader – includes physical inability to stay still, not just inability to sleep

反義詞
  • sleep

    the natural resting state that wakefulness prevents

  • slumber

    a literary or gentle term for sleep

文法句型

wakefulness + of + noun phrase

用法筆記

Unlike the medical term 'insomnia', which describes a long-term sleep disorder, wakefulness can refer to a single night or short period of being unable to sleep.

常見錯誤

❌I have wakefulness every night.
✅I have insomnia every night.
💡'wakefulness' describes the state of being awake when you want to sleep; 'insomnia' is the clinical condition of chronic sleeplessness.
❌I felt a wakefulness after the coffee.
✅I felt wakeful after the coffee.
💡'wakefulness' is a noun; use the adjective 'wakeful' after verbs like 'feel'.

wakefulness — adjective