V0140100 (vŏl′kə-nŏl′ə-jē, vôl′-) also vul·ca·nol·o·gy(vŭl′-)n. The scientific study of volcanoes and volcanic phenomena.vol′ca·no·log′i·cal(-nə-lŏj′ĭ-kəl) adj.vol′ca·nol′o·gist n.TranslationsvulcanólogoEncyclopediaSeeVolcanologyThesaurusSeevolcanology