from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a hanging flap of skin or other tissue, especially one covering the cornea (in trachoma) or cartilage (in rheumatoid arthritis)
- n. a type of accessory cloud, looking like shreds either attached to, or separated from, the main cloud formation. Mainly associated with nimbostratus, cumulus, and cumulonimbus.
from the GNU version of the Collaborative International Dictionary of English
- n. A very vascular superficial opacity of the cornea, usually caused by granulation of the eyelids.
from The Century Dictionary and Cyclopedia
- n. Superficial vascular opacity of the cornea.
Sorry, no etymologies found.
But in all these writers cataracta seems to be included under the general term pannus, meaning opacities of every kind.
Latin word pannus, cloth, for, we are told they dressed themselves in old pieces of cloth badly sewn together, much resembling a harlequin’s jacket.
The lining layer becomes hyperplastic and forms an aggressive front termed "pannus" at the cartilage-bone junction, leading to the characteristic RA bone erosions (figure 1B).
Mr. Pretor-Pinney compares a "pannus"—the dark cloud-shred that can emphasize the underside of a lowering, stormy sky—to a "cloud version of hooligans, killing time outside a McDonald's on a Saturday night."
Furthermore, I have cured my three dogs of hip dysplasia, allergies, pannus an autoimmune eye disease, epilepsy and GI problems with completely natural therapies.
But I do remember that the Bible likens human justice to a woman's unclean rag - quasi pannus menstruate - and I have little faith in truth as an immediate safeguard, in this world.'
However, it is unclear whether the stages of trichiasis and pannus were identified as trachoma complications.
The Italian word for cream, panna, has been traced back to the Latin pannus, or “cloth.”
STAGE II (dispensary) - Frank trachoma: as in stage I, plus vascular pannus across cornea.
*  Quid potest esse omnis justitia nostra coram Deo? nonne juxta prophetam velut ‘pannus menstruatæ’ reputabitur; et si districtè judicetur, injustitia invenietur omnis justitia nostra, et minus habens