1690s, present-participle adjective from revolve (v.). Revolving door attested from 1856 in industrial processes, 1896 in buildings.
revolutionary
revolutionist
revolutionize
revolve
revolver
revolving
revue
revulsion
reward
rewind
reword
)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}