VULCANOLOGY /ˌvɒl.kənˈɒl.ə.dʒi/ ► audio Scrabble 20 Words With Friends 26 Scrabble letter values: V4U1L1C3A1N1O1L1O1G2Y4 = 20 Definition noun the branch of geology that studies volcanoes. — synonyms: volcanology See all 176 words you can make from VULCANOLOGY → 11-letter words Words starting with V Words ending with Y ← Unscramble different letters