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adjective

contagious

spreading easily from one person to others

In a sentence

Six example sentences with contagious, each labelled with its topic.

  • The clinic sent children home early, since the rash is most contagious before it appears and nobody thinks to stay away.

    Medicine

  • The drummer's grin was contagious, and by the second chorus the whole front row was grinning back without knowing why.

    Music

  • One member's enthusiasm for the six o'clock class proved contagious, and within a month twelve colleagues had signed up too.

    Fitness

  • Panic is contagious in markets; one bank's queue outside had started three more by lunchtime.

    Finance

  • Confidence is contagious on a team; once one shooter gets hot, everyone starts taking open threes.

    Basketball

  • Yawning is contagious even across species, and dogs will yawn after watching their owners do it.

    Psychology

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