blepharodiastasis

bleph·a·ro·di·as·ta·sis

(blef'ă-rō-dī-as'tă-sis), Abnormal separation or inability to close the eyelids completely. [blepharo- + G. diastasis, separation]

blepharodiastasis

(blĕf-ă-rō-dī-ăs′tă-sĭs) [″ + diastasis, separation] Excessive separation of the eyelids, causing the eyes to open wide.