fumaroles

Noun

fumarole (plural fumaroles)

1. An opening in the ground that emits steam and gases due to volcanic activity.
   • Masaya did not offer an opportunity to sample high-temperature fumaroles, but its neighbors, Momotombo and Cerro Negro volcanoes, are noted for their fumarolic activity2003, L.J. Wardell, P. Delmelle, T. Fischer, J.L. Lewicki, E. Malavassi, J. Stix, W. Strauch, Volcanic gas workshop features state-of-the-art measurement techniques

   Synonyms:

   stufa