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Infectivity vs Virality - What's the difference?

infectivity | virality |

As nouns the difference between infectivity and virality

is that infectivity is the ability of a pathogen to establish an infection while virality is (advertising|marketing) the state or condition of being viral; tendency to spread by word of mouth.

infectivity

English

Noun

  • The ability of a pathogen to establish an infection
  • * 1972 , Charles Allan Birch, The House Physician's Handbook (page 70)
    • The reputation for low infectivity of rubella was probably based on failure to recognise rashless cases.

    virality

    English

    Noun

    (-)
  • (advertising, marketing) The state or condition of being viral; tendency to spread by word of mouth.