C2 noun #106,433 most common

The first documented patient in a disease epidemic within a population or the first case of interest in an epidemiological investigation; the case of patient zero.

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  • (noun) The first documented patient in a disease epidemic within a population or the first case of interest in an epidemiological investigation; the case of patient zero.

Meanings

  1. 1
    noun The first documented patient in a disease epidemic within a population or the first case of interest in an epidemiological investigation; the case of patient zero.

Synonyms

index patient patient 0 patient zero
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