| Rating | Solver | Clue |
|---|---|---|
| BLADDER | Membranous sac | |
| CYST | Membranous sac | |
| SACCULUS | A little sac; esp., a part of the membranous labyrinth of the ear. | |
| UTRICULUS | A little sac, or bag; a utricle; especially, a part of the membranous labyrinth of the ear. See the Note under Ear. | |
| BUNION | An enlargement and inflammation of a small membranous sac (one of the bursae muscosae), usually occurring on the first joint of the great toe. | |
| CAPSULE | A membranous sac containing fluid, or investing an organ or joint; as, the capsule of the lens of the eye. Also, a capsulelike organ. | |
| HYDATID | A membranous sac or bladder filled with a pellucid fluid, found in various parts of the bodies of animals, but unconnected with the tissues. It... | |