Meaning & use

hyperalert

adjective·Advanced

Last updated

UK/ˌhaɪpərəˈlɜːt/
US/ˌhaɪpərəˈlɜːrt/

Meanings

  1. adjectivenot comparable

    Extremely watchful and responsive to things around you, often more than normal.

    Grammar: Describes a state, not a permanent quality, so it is not usually used with 'very' or in comparisons.

    Patterns

    • feel hyperalert
    • become hyperalert
    • hyperalert to something

    After drinking three cups of coffee, she felt hyperalert and could not sit still.

    Soldiers on night patrol often become hyperalert to every small sound.

  2. adjectivenot comparablemedicalspecialist

    In a medical or psychological state of excessive vigilance, often due to anxiety or trauma.

    Grammar: Used in clinical descriptions; often appears after verbs like 'be', 'become', or 'remain'.

    Patterns

    • be hyperalert
    • remain hyperalert
    • hyperalert state

    Patients with post-traumatic stress disorder may be hyperalert even in safe environments.

    The doctor noted that the patient was hyperalert and easily startled.

Common combinations

hyperalert to danger
The animal was hyperalert to danger after the earthquake.
feel hyperalert
I feel hyperalert after a strong espresso.
hyperalert state
His hyperalert state made it hard for him to relax.

Synonyms and how they differ

vigilant
Vigilant means carefully watchful, often for a specific purpose; hyperalert suggests an extreme, sometimes unwanted level of alertness.
wary
Wary means cautious about possible danger; hyperalert is more about being highly responsive to any stimulus, not just danger.

Opposites

Word family

alert adjective
Quick to notice and react; hyperalert is an intensified form.
hyperalertness noun
The state of being hyperalert.

Commonly confused: hyperalert or hyperactive?

hyperalert vs hyperactive

Hyperactive means excessively active and restless, often used for children; hyperalert is about being extremely watchful, not necessarily moving a lot.

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