A volcano. Cf. volcan, n. Obsolete.

A volcano. Frequently (now only) as the first element in the names of volcanoes in Spanish-speaking countries. Cf. Vulcan, n. 3.

Physical Geography. A hill, mountain, or other feature, typically conical in form, that is built up of solidified lava and rock debris and has a…

transferred. The fire of a volcano; the volcano itself.

A small volcanic cone; (also) a volcanic island.

General attributive, as volcano cone, volcano crater, volcano-fire, volcano mountain, volcano observatory, etc.

a hill or vent that emits smoke, flame, or gases, but not lava (e.g. above a coal mine that has accidentally caught fire).

A crack or fissure in the ground discharging mud as a result of escaping volcanic or hydrocarbon gases, which typically accumulates and hardens to…

A mud volcano.

A volcano built up of alternating layers of lava and ash.

a volcano having the form of a very broad dome with gently sloping sides, characteristic of the eruption of basic lavas of low viscosity.