Decrease in the width of the palpebral aperture without fusion of lid margins. SYN: blepharostenosis. [blepharo- + G. phimosis, an obstruction]
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n.
a small aperture between the eyelids. It is usually congenital.
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bleph·a·ro·phi·mo·sis (blef″ə-ro-fĭ-moґsis) [blepharo- + Gr. phimōsis a muzzling] abnormal narrowness of the palpebral fissures in the horizontal direction, caused by lateral displacement of the inner canthi.Medical dictionary. 2011.