Home›Browse›S›solfatarasolfataraOur editors are putting together more complete content — check back in about 20 minutessolfatarasolfatara — nounnoun1. a volcanic vent that emits only gas, especially sulfurous gases1.nounDefinitiona volcanic vent that emits only gas, especially sulfurous gasesExampleThe hikers were warned about the toxic gases near the solfatara.