Term: periodontitis
Literally meaning: “inflammation around tooth”
Origin: Anc Greek
περί-/peri-(=combining form denoting around)
+οδούς/odous(=tooth) > (in the genitive) οδόντος/odontos(= of tooth)
+ -ίτιδα/-itida (=-itis, suffix meaning “pertaining to” or “inflammation”.) It is feminine gender because it was used with feminine noun η νόσος/ e nosos /(=disease)
Coined/History
Definition
Periodontitis or pyorrhea is a set of inflammatory diseases affecting the , i.e., the tissues that surround and support the teeth (periodontium)
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