fu·ma·role (fyōō'mə-rōl') n. A hole in a volcanic area from which hot smoke and gases escape.
[Italian fumarola, from Late Latin fūmāriolum, smoke hole, diminutive of Latin fūmārium, smoke chamber, from fūmus, smoke.] fu'ma·rol'ic (-rŏl'ĭk) adj.
fumarole (fy'mə-rōl') Pronunciation Key
A vent in the surface of the Earth from which hot smoke and gases escape. Fumaroles are found on or near volcanoes, especially in areas where volcanic activity is in its later stages.