arthritic

[ahr-thrit-ik]
noun
  1. a person afflicted with arthritis.

Origin of arthritic

1325–75; < Latin arthrīticus < Greek arthrītikós (see arthr-, -itic); replacing Middle English artetik < Old French artetique < Latin, as above
Related formsar·thrit·i·cal·ly, adverban·ti·ar·thrit·ic, adjective, nounpost·ar·thrit·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for arthritical

arthritic

adj.

mid-14c., artetyk, "pertaining to arthritis," also as a noun, from Old French artetique (12c., Modern French arthritique), corresponding to Latin arthriticus, from Greek arthritikos, from arthron "joint" (see arm (n.1)). Spelling gradually restored to Latin form in 17c.

Online Etymology Dictionary, © 2010 Douglas Harper