Wiktionary
n. A person who studies volcanos.
Usage examples of "vulcanologist".
The tall vulcanologist was standing just behind Smith-Ng and to his left as they looked into the crater.
As Kelso looked at him he realized that the vulcanologist had removed his mask.
Sara was a vulcanologist who pursued her work with a single-minded passion that carried her to some of the most isolated and beautiful spots in the world.
Polyeidic magic papers, and so could be said to be a threat only to vulcanologists or ignorant spelunkers, whom a posted guard could easily warn off.
Helens and El Chichon in 1983, but vulcanologists do not rule out that possibility.
German tourists in hiking boots, some young Japanese girls, fresh and delicate and lovely as spring garden flowers, some gigantic Indiana schoolteachers in flowered pants suits, honeymoon couples from Nevada, Montreal and places unmentioned, Samoans from the other islands, an Italian travel agent, two vulcanologists from Yugoslavia.
Polyeidic magic papers, and so could be said to be a threat only to vulcanologists or ignorant spelunkers, whom a posted guard could easily warn off.
Helens and El Chichon in 1983, but vulcanologists do not rule out that possibility.