prefix rrhea definition
-rhea. The diagraph rh occurring at the beginning of a syllable in a word of Greek origin is ordinarily changed to rrh when a prefix or other lexical element is placed before it, as in this terminal form from rhoia.(r)rhea, -(r)rhoea, -(r)rhoeica, suffix meaning fluid discharge, flow: anarrhea, cystirrhea, laryngorrhea.