Enter a clue or pattern or both:
The Clue
Flight formations (8 letter answer)
The Answer
ECHELONS
Tags
Notes
The answer ECHELONS is rarely seen, appearing only about once every 1800 puzzles.
Related Clues
Levels
Command levels
Flying formations
Levels of responsibility
Plane formations
Troop formations
Definition
ECHELON as a noun:
1. a body of troops arranged in a line
2. a diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset