adjective

contagious

contagious, infectious, catching

The flu is a contagious disease.

The flu is a contagious disease.

Her laughter is contagious.

Her laughter is contagious.

to be contagious to be able to be passed by contact The flu is contagious.

a contagious ((noun)) a (noun) that spreads easily She has a contagious smile.

Synonyms: infectious, communicable; Antonyms: non-contagious

From Latin 'contagiosus', from 'con-' (together) + 'tangere' (to touch). Spreading by touch.

Think of a game of 'tag' where you pass something on by touching. 'Con-tag-ious' - passed on with a touch.

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