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Asymptomatic

UK //eɪsɪmˈptəʊmætɪk//US //eɪsɪmˈptæmətɪk//

Definition

Having no signs or symptoms of a disease.

In simple words: Showing no symptoms of a disease.

Examples

The asymptomatic patients still required testing to ensure they weren't spreading the virus.
Asymptomatic carriers can unknowingly transmit the disease to others.
Some individuals remain asymptomatic throughout the infection.
Researchers studied the effects of treatment on asymptomatic cases.
Even asymptomatic individuals should follow health guidelines to prevent outbreaks.

Usage notes

Used mainly in medical contexts, especially to describe patients who do not show signs of illness. Avoid in casual conversation.

Grammar pattern

standalone adjective

Memory hint

Think of 'a' (without) + 'symptoms' = asymptomatic (no symptoms).

Collocations

asymptomatic infection
asymptomatic carrier
asymptomatic patient

Synonyms

non-symptomatic
silent
unaffected

Common mistakes

Confusing with 'symptomatic', which means showing symptoms.
Using in non-medical contexts, where it is often inappropriate.
Forgetting to use it in the correct situational context, leading to unclear communication.