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S vs Infectivity - What's the difference?

s | infectivity |

As a letter s

is the letter s with a.

As a noun infectivity is

the ability of a pathogen to establish an infection.

s

Translingual

{{Basic Latin character info, previous=r, next=t, image= (wikipedia s)

Letter

  • The nineteenth letter of the .

    • Symbol

    (wikipedia) (mul-symbol)
  • voiceless alveolar fricative
  • Symbol for second , an SI unit of measurement of time.

    • See also

    (Latn-script) * * (esh) * (dze) * {{Letter , page=S , NATO=Sierra , Morse=ยทยทยท , Character=S , Braille=? }} Image:Latin S.png, Capital and lowercase versions of S , in normal and italic type Image:Fraktur letter S.png, Uppercase and lowercase S in Fraktur Symbols for SI units ----

    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.