Spelling Bee Hive found 1 result for atopen. This page contains the same results as searching for that word in the app.
atopen - noun; Level 6; origin: Greek; pronunciation: atəpən, -ˌpen. an agent that triggers an inherited IgE-mediated allergic response.
atopen is in Level 6, Set 08 of the Spelling Bee Hive practice sets.
Where atopen appears: 1 competition on record.
Scripps National Spelling Bee: asked 1 time in 2012 - Round 5 (2012).
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