Spelling Bee Hive found 1 result for fleissner grille. This page contains the same results as searching for that word in the app.
Fleissner grille - noun; Level 9; origin: German + Latin; pronunciation: ˈflīsnə(r)-ˈgril. a square stencil used for transposition ciphers and turned 90 degrees after its openings are filled.
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