Definition of fumarole noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈfjuːmərəʊl//
; NAmE NAmE//ˈfjuːməroʊl//
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an opening in or near a volcano through which hot gases escape Word Originearly 19th cent.: from obsolete Italian fumaruolo, from late Latin fumariolum ‘vent, hole for smoke’, a diminutive based on Latin fumus ‘smoke’.
See the Oxford Advanced American Dictionary entry: fumarole