Word.ws English Dictionary

index case

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

Noun

index case (plural index cases)

  1. The first documented case in a disease epidemic within a population or the first case of interest in an epidemiological investigation: the case of patient zero (the index patient).

index case meaning in Tamil

index case in Tamil

நோயடைவு, குறியீட்டு வகை, நேர்ச்சியடைவு

Forms of index case

pluralindex cases

Questions about index case

What does index case mean?
Index case means the first documented case in a disease epidemic within a population or the first case of interest in an epidemiological investigation: the case of patient zero (the index patient).
What is index case in Tamil?
Index case in Tamil is நோயடைவு, குறியீட்டு வகை, நேர்ச்சியடைவு. See Index case meaning in Tamil.
What part of speech is index case?
Index case is a noun.
What is the plural of index case?
The plural of index case is index cases.

Words near index case in the dictionary

  1. indewing
  2. indews
  3. index
  4. index card
  5. index cards
  6. index case
  7. index cases
  8. index digit
  9. index digits
  10. index finger
  11. index fingers

Source and license

Adapted from Wiktionary: index case (page history and authors); index case (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “index case.” Word.ws, https://word.ws/index_case. Based on Wiktionary, CC BY-SA 4.0.