A pair; specifically a pair of cranial nerves, e.g., p. nonum, ninth pair, glossopharyngeal; p. vagum, the vagus or tenth pair. [L. equal]
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parent in semantic hierarchy [UMLS]; participating provider; passive avoidance reaction; percentage abnormal results; perennial allergic rhinitis; photo-synthetically active radiation; Physical Activity Recall [Questionnaire]; physiological aging rate; plain abdominal radiograph; platelet aggregation receptor; platelet aggregate ratio; Policy, Action, and Rational Drug Use [WHO]; population-attributable risk; population-attribute risk calculations; postanesthesia recovery; postanesthesia [recovery] room; posterior wall or aortic root; primary angioplasty research; Program for Alcohol Recovery; proximal alveolar region; pseudoautosomal region; pulmonary arteriolar resistance
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par 'pär n a usual standard of physical condition or health <his insulin production...is not up to \par (P. G. Donohue)>
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pseudoautosomal region.Medical dictionary. 2011.