a tower for guiding pilots or marking the turning point in a race
a large vertical steel tower supporting high-tension power lines;
"power pylons are a favorite target for terrorists"
- The helicopter lifted up the steel pylon, transported it to the site, and dropped it gently into place.
- The cables intersect the tower or pylon at different heights.
- Entry to the Pylon is from the pedestrian walkway on the Harbour Bridge.
- The pylon cell units were hoisted to the deck by the transfer derrick.
Cables underground can cost..more than overhead pylons.出自：Scotland on Sunday