vulcanologist/ˌvʌl.kəˈnɒ.lə.dʒɪst/EtymologyLatin Vulcan (Roman god of fire) + -ologist.vulcanologist means A person who studies volcanos. Lexicurio rates it Sui generis — a strength score of 87 out of 100.vulcanologist is pronounced /ˌvʌl.kəˈnɒ.lə.dʒɪst/.nounA person who studies volcanos.