WordReference Random House Unabridged Dictionary of American English © 2026
pan•nus
(pan′əs),USA pronunciation n.
- Pathology
- an abnormal vascular thickening of the cornea.
- an ingrowth of synovial material into a joint, as in rheumatoid arthritis.
- Meteorologya group of ragged cloud fragments hanging below a cloud.
- Medieval Latin; Latin: piece of cloth, rag (compare pane)
- late Middle English 1375–1425
'pannus' also found in these entries (note: many are not synonyms or translations):