| Answer | Crossword Clue |
|---|---|
| ECHELON | Airplane formation. |
| ECH | Airplane formation: Abbr. |
| deices | to free of ice; prevent or remove ice formation on, as the wing of an airplane |
| deiced | to free of ice; prevent or remove ice formation on, as the wing of an airplane |
| deice | to free of ice; prevent or remove ice formation on, as the wing of an airplane |
| deicing | to free of ice; prevent or remove ice formation on, as the wing of an airplane |
