Hypertext Webster Gateway: "pyrosis"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Pyrosis \Py*ro"sis\, n. [NL., fr Gr. ? a burning, an
inflammation, fr. ? to burn, fr. ? fire.] (Med.)
See {Water brash}, under {Brash}.
From WordNet (r) 1.7 (wn)
pyrosis
n : a painful burning sensation in the chest caused by
gastroesophageal reflux (backflow from the stomach
irritating the esophagus); symptomatic of an ulcer or a
diaphragmatic hernia or other disorder [syn: {heartburn}]
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