a thin membrane, or inner or third eyelid, present in many animals, capable of being drawn across the eyeball, as for protection.
[ 1705-15; NICTATE + -ING 2 ]
a thin membrane, or inner or third eyelid, present in many animals, capable of being drawn across the eyeball, as for protection.
[ 1705-15; NICTATE + -ING 2 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012