Enter a clue or pattern or both:
The Clue
Air race markers (6 letter answer)
The Answer
PYLONS
Tags
Notes
The answer PYLONS is so rare that it appears less than once every 2500 puzzles.
Related Clues
Aviators' guides
Detour signalers
Definition
PYLON as a noun:
1. a tower for guiding pilots or marking the turning point in a race
2. (pylon, power pylon) = a large vertical steel tower supporting high-tension power lines; "power pylons are a favorite target for terrorists"