- an abnormal vascular thickening of the cornea.
- an ingrowth of synovial material into a joint, as in rheumatoid arthritis.
- Meteorology. a group of ragged cloud fragments hanging below a cloud.
Origin of pannus
1375–1425; late Middle English < Medieval Latin; Latin: piece of cloth, rag (cf. pane)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pannus
Pannus is a superficial vascularized infiltration of the cornea.
Pannus, pan′us, n. an opaque vascular membrane over the cornea: a tent for a wound: a birth-mark on the skin.
Two MS. copies of this pannus vere purpureus are in Mr. Murray's possession.The Works Of Lord Byron, Vol. 3 (of 7)
Baldekinum, pannus omnium ditissimus cujus utpote stamen ex filo auri, subtegmen ex serico texitur, plumario opere intertextus.History of the Reformation in the Sixteenth Century, Volume V
J. H. Merle d'Aubigné
- an inflammatory fleshy lesion on the surface of the eye
C15: from Latin, literally cloth
- A membrane of granulation tissue covering the normal surface of the articular cartilages in rheumatoid arthritis.
- A membrane of granulation tissue covering the normal surface of the cornea in trachoma.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.