Elgarian UK /ɛlˈɡɛə.ɹi.ən/US /ɛlˈɡɛ.ɹi.ən/ adjective1 •Of or relating to Edward Elgar (1857–1934), English composer, many of whose works have entered the British and international classical concert repertoire. formsmore Elgarian · most Elgarian