| Rating | Solver | Clue |
|---|---|---|
| CORNEA | Eye membrane | |
| UVEA | Eye membrane | |
| IRIS | Eye membrane | |
| RETINA | Eye membrane | |
| SCLERA | Eye membrane | |
| TUNIC | A membrane, or layer of tissue, especially when enveloping an organ or part, as the eye. | |
| ARANEOUS | Cobweblike; extremely thin and delicate, like a cobweb; as, the araneous membrane of the eye. See Arachnoid. | |
| HYALOID | Resembling glass; vitriform; transparent; hyaline; as, the hyaloid membrane, a very delicate membrane inclosing the vitreous humor of the eye. | |
| PURPUROGENOUS | Having the power to produce a purple color; as, the purpurogenous membrane, or choroidal epithelium, of the eye. See Visual purple, under Visual. | |
| CONJUNCTIVA | The mucous membrane which covers the external surface of the ball of the eye and the inner surface of the lids; the conjunctival membrane. | |
| PECTEN | A vascular pigmented membrane projecting into the vitreous humor within the globe of the eye in birds, and in many reptiles and fishes; -- also called marsupium. | |