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infectious

Overview

This page has 4 definitions of infectious in English. Infectious is an adjective. Examples of how to use infectious in a sentence are shown. Also define these 6 related words and terms: pathology, transmit, infect, memorable, excitement, and interest.

English

Adjective

infectious (comparative more infectious, superlative most infectious)

  1. (pathology, of an illness) Transmitted from one person to another, usually through the air breathed.
    Cancer is not infectious.
    More infectious diseases like the flu are usually less potent.
    • Pathology definition
      The branch of medicine concerned with the study of the nature of disease and its causes, processes, development, and consequences. (1 of 3 pathology definitions)
  2. (pathology, of a person) Able to infect others.
    Despite feeling better, the patient is still infectious.
    • Infect definition
      To bring (the body or part of it) into contact with a substance that causes illness (a pathogen), so that the pathogen begins to act on the body; (of a pathogen) to come into contact with (a body or body part) and begin to act on it. (1 of 3 infect definitions)
  3. (of feelings and behaviour) Spreading quickly from one person to another.
    Her enthusiasm for work can be really infectious.
  4. (informal) Memorable and invoking excitement or interest.
    Pop music is more infectious than elevator music.
    • Memorable definition
      Worthy to be remembered; very important or remarkable.

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