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- a combining form meaning “joint,” “jointed,” used in the formation of compound words: arthropod.
combining form
- indicating a jointarthritis; arthropod
word-forming element meaning “pertaining to the joints,” from Greek arthro- (before vowels arth-), comb. form of arthron “joint,” from PIE *ar-dhro-, from *ar- “to fit together;” see arm (n.1).
pref.
- Joint:arthropathy.