insomnia

/in'sɔmniə/

Thân thiện

A woman lies awake in bed during the night, struggling with insomnia.

Definition

Noun: A condition characterized by persistent difficulty in falling asleep, staying asleep, or experiencing restorative sleep, despite having the opportunity to do so. It often leads to daytime impairment.

Usage

"Insomnia" is a non-count noun used to describe the general state or condition of sleeplessness. It is typically used without an article ("suffers from insomnia") or with a possessive adjective ("her insomnia"). It can be modified by adjectives like "chronic," "severe," or "mild."

Examples

• Many people experience temporary insomnia due to stress.
• Chronic insomnia can have a significant impact on one's health.
• She sought treatment for her persistent insomnia.

Advanced Usage

• "To have/suffer from insomnia": This is the most common construction to indicate someone is affected by this condition.
  • He has suffered from insomnia for years.
• "Bout/Episode of insomnia": Used to describe a specific, often temporary, period of sleeplessness.
  • She had a brief bout of insomnia before her exams.

Variants and Related Words

• Insomniac (noun): A person who suffers from insomnia.
  • As a lifelong insomniac, he was used to late nights.

Synonyms

• Sleeplessness
• Wakefulness
• Restlessness (in the context of being unable to sleep)

Antonyms

• Hypersomnia (excessive sleepiness)
• Somnolence (sleepiness, drowsiness)

Học thuật

Noun

1. an inability to sleep; chronic sleeplessness