pannus

[pan-uh s]

noun

Pathology.

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. 2019

Examples from the Web for pannus

Historical Examples of pannus

Pannus is a superficial vascularized infiltration of the cornea.
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 1
Various
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
Pannus, pan′us, n. an opaque vascular membrane over the cornea: a tent for a wound: a birth-mark on the skin.
Chambers's Twentieth Century Dictionary (part 3 of 4: N-R)
Various
Two MS. copies of this pannus vere purpureus are in Mr. Murray's possession.
The Works Of Lord Byron, Vol. 3 (of 7)
Lord Byron

British Dictionary definitions for pannus

pannus

noun

an inflammatory fleshy lesion on the surface of the eye

Word Origin for pannus

C15: from Latin, literally cloth

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for pannus

pannus

[păn′əs]

n. pl. pan•ni (păn′ī)

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.