volcaˈnology [f. volcano n. + -ology.] = vulcanology. 1886Athenæum 14 Aug. 210/3 The Progress in volcanology and seismology for 1885.1889Pall Mall G. 23 Oct. 3/2 Students..will find comparatively little that is new to them, as volcanology, in this..easy-going volume.