Natyashastra
पुटौ प्रस्फुरितौ यस्य निष्टब्धौ पतितौ पुनः । विलुप्तोद्वृत्ततारा च दृष्टिरेषा तु विप्लुता ॥ ८०॥
Viplutā: The Glance in which the eyelids [first] tremble and then become motionless and the eyeballs are [again] disturbed, is called Viplutā (disturbed).
english translation
puTau prasphuritau yasya niSTabdhau patitau punaH । viluptodvRttatArA ca dRSTireSA tu viplutA ॥ 80॥
hk transliteration by Sanscript