infectious

Pronunciation

• (UK) (US) IPA ^(key): /ɪnˈfɛk.ʃəs/

• Audio (CA)

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Adjective

Positive infectious

Comparative more infectious

Superlative most infectious

1. (pathology) If a disease is infectious, it is can be spread between organisms through the environment.

   Infectious diseases like cholera are far less deadly today than they used to be.

2. (pathology) If a person, plant, or animal is infectious, they can spread disease to others.

   You can still be infectious even after you feel better.

3. If a feeling or idea is infectious, it spreads easily to other people.

   She had an infectious laugh, and everyone loved her.

Related words

• infect
• infection