Word.ws English Dictionary

diphtherias

diphtherias is the plural of diphtheria.

Meaning of diphtheria

Noun

diphtheria (countable and uncountable, plural diphtherias)

  1. A serious infectious disease leading to inflammation of mucous membranes of the upper respiratory tract, caused by Corynebacterium diphtheriae.
    • Today diphtheria has become so rare — just five cases in the United States in the most recent decade measured — that many doctors would struggle to recognize it.2019, Bill Bryson, The Body: A Guide for Occupants, Black Swan (2020), page 377

Questions about diphtherias

What is diphtherias the plural of?
Diphtherias is the plural of diphtheria.

Words near diphtherias in the dictionary

  1. diphotons
  2. diphoxazide
  3. diphthamide
  4. diphtheria
  5. diphtherial
  6. diphtherias
  7. diphtheric
  8. diphtheritic
  9. diphtheritically
  10. diphtheritis
  11. diphtheroid

Source and license

Adapted from Wiktionary: diphtherias (page history and authors); diphtheria (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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