Meaning & use

cognitive decline

noun·Academicmedicalformal

Last updated

UK/ˈkɒɡnətɪv dɪˈklaɪn/
US/ˈkɑːɡnətɪv dɪˈklaɪn/

Meanings

  1. noununcountablemedical

    A gradual loss of mental abilities such as memory, thinking, or attention.

    Grammar: Used without an article; no plural form is standard.

    Patterns

    • show cognitive decline
    • experience cognitive decline
    • age-related cognitive decline

    Older adults may show mild cognitive decline, especially in memory.

    The study found that regular exercise can slow cognitive decline.

    Severe cognitive decline can interfere with daily activities.

  2. noununcountablemedical

    The process of mental abilities becoming weaker over time, often due to illness or aging.

    Grammar: Often used with 'mild', 'severe', or 'rapid' to describe the degree.

    Patterns

    • mild cognitive decline
    • rapid cognitive decline
    • cognitive decline in older adults

    Mild cognitive decline is a normal part of aging for many people.

    Rapid cognitive decline may be a sign of dementia.

    Doctors monitor patients for any signs of cognitive decline.

Common combinations

age-related cognitive decline
Age-related cognitive decline can affect memory and processing speed.
slow cognitive decline
A healthy diet may help slow cognitive decline.
signs of cognitive decline
Early signs of cognitive decline include forgetting recent events.
cognitive decline in older adults
Cognitive decline in older adults is a common concern.

Synonyms and how they differ

mental deterioration
More formal and often suggests a more serious or irreversible loss.
cognitive impairment
Broader; it can include decline but also refers to problems present from birth or injury.

Opposites

cognitive improvement

Word family

cognition noun
The mental processes of knowing, thinking, and remembering.
cognitive adjective
Relating to thinking and understanding.
decline verb
To become weaker or less.

Commonly confused: cognitive decline or dementia?

cognitive decline vs dementia

Dementia is a specific medical condition; cognitive decline is a symptom or process that can occur in dementia but also in normal aging.

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