Spelling Bee Hive found 1 result for naphthene. This page contains the same results as searching for that word in the app.
naphthene - noun; Level 7; origin: International Scientific Vocabulary; pronunciation: ˈnaf-ˌthēn, ˈnap-. any of a class of saturated ring-shaped hydrocarbons found especially in petroleum and shale.
naphthene is in Level 7, Set 34 of the Spelling Bee Hive practice sets.
Where naphthene appears: 1 competition and 1 study list on record.
Scripps National Spelling Bee: asked 1 time in 1998 - Round 3 (1998).
Consolidated Word List: listed 1 time.
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