A doctor specializing in the treatment of arthritis and other ailments of the joints.(noun)
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Use "rheumatologist" in a sentence
"But since I was on the tail end of insurance coverage and the rheumatologist was my last shot at a diagnosis, weird arthritis-y thing is now mine own to have (forever) and manage (I hope)."
"She was started on a high dose of steroids and referred to a rheumatologist."
"I have even been told to call the rheumatologist because I was going to NEED these drugs!"