What does the word infectious mean?

    Part of speech: noun

  • Infectiousness.

  • Part of speech: adverb


  • Part of speech: adjective

  • Liable to infect; contagious.

Usage examples for infectious

  1. When she took infectious cases and dared neither write nor speak to him, they had an hour planned beforehand when she would smile at him from an open window and wave her hand. – Love, The Fiddler by Lloyd Osbourne
  2. Mr. Arnold looked at first as if he did not know what she was talking about; then he began to laugh, and his laugh was so infectious that Miss Falkner could not help joining him. – Jill's Red Bag by Amy Le Feuvre
  3. Nothing infectious, I believe, but they didn't seem to consider him a desirable citizen. – Masters of the Wheat-Lands by Harold Bindloss