a volcanic vent or fissure giving off only vapors, esp. sulfurous gases
Origin of solfataraItalian ; from solfo, sulfur ; from Classical Latin sulfur
A volcanic area that gives off sulfurous gases and steam.
Origin of solfataraItalian, from solfo, sulfur, from Latin sulfur.
From Solfatara, the name of a volcano near Naples, from Italian solfo (“sulphur").