1949, from Greek rheumat-, stem of rheuma "discharge" (from PIE root *sreu- "to flow") + -ology. Related: Rheumatologist.
rhetorician
rheum
rheumatic
rheumatism
rheumatoid
rheumatology
rheumy
rhinal
Rhine
Rhineland
rhinestone
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}