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Definition of: pyorrhea
(pī′ə·rē′ə) noun Pathol.
A discharge of pus with a continuous flow; especially, pyorrhea al·ve·o·la·ris (al·vē′ō·lā′ris),
a loosening of the teeth accompanied by progressive inflammation of their lining membrane; Riggs's disease. Also py′or·rhoe′a. [<NL <Gk. pys, pyos pus + rheein flow]
—py′or·rhe′al adjective
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