Arthritis \Ar*thri"tis\ ([aum]r*thr[imac]"t[i^]s), n. [L., fr. Gr. 'arqri^tis (as if fem. of 'arqri`tis belonging to the joints, sc. no`sos disease) gout, fr. 'a`rqron a joint.]

(Med.) Any inflammation of the joints, particularly the gout.

Source: Webster's Revised Unabridged Dictionary (1913)