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pterygium
has definitions from the fields of anatomy,zoology
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[ noun ] (anatomy,zoology) a thickened triangular layer of conjunctiva extending from the nasal edge of the eye to the cornea; pterygia arise from irritation of the pinguecula
Used in print (J. W. C. Hagstrom et al., "Debilitating muscular...)The body was that of a well developed , somewhat debilitated white_man weighing 108 lb. There were bilateral pterygia and arcus_senilis , and the mouth was edentulous . Related terms |
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