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noun (pl) -thae (-θiː)
a small ulceration on a mucous membrane, as in thrush, caused by a fungal infection
(vet science) another name for foot-and-mouth disease
Historical Examples

May not this disease be referred to aphtha, or to dysentery?
Zoonomia, Vol. II Erasmus Darwin

aphtha aph·tha (āf’thə)
n. pl. aph·thae (-thē’)
A minute painful ulcer on a mucous membrane of the mouth, often covered by a gray or white exudate.


Read Also:

  • Aphthae

    aphthae aphthae aph·thae (āf’thē’) pl.n. Canker sores. Historical Examples Sometimes the bowel became gangrenous, while aphthae would appear in the mouth and fauces. A History of Epidemics in Britain, Volume II (of 2) Charles Creighton It was attended by an affection of the throat and mouth—an angina with aphthae or thrush of the palate. A […]

  • Aphthae majores

    aphthae majores aphthae majores aphthae ma·jo·res (mə-jôr’ēz) n. A severe form of aphthae characterized by large numerous, frequently occurring ulcers that may take up to six weeks to heal. Also called Mikulicz’ aphthae.

  • Aphthae minores

    aphthae minores aphthae minores aphthae mi·no·res (mə-nôr’ēz) n. Aphthae.

  • Aphthoid

    aphthoid aphthoid aph·thoid (āf’thoid’) adj. Relating to or resembling aphthae.

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