Around the mouth. SYN: circumoral, peristomal, peristomatous.
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peri·oral -'ōr-əl, -'ȯr-, -'är- adj of, relating to, occurring in, or being the tissues around the mouth
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peri·oral (per″e-orґəl) [peri- + oral] around or near the mouth; cf. circumoral.Medical dictionary. 2011.