The word 'pylon' implies a towering, substantial structure, much larger than a pole or post. The pylons supporting the power lines were visible from miles away.
Pro Tip 2/3
Engineering Context
Use 'pylon' when discussing engineering, especially related to electricity or bridges. Engineers inspected the pylons for any signs of corrosion.
Pro Tip 3/3
Visual Impact
Pylons are often noticeable landscape features and might be seen as intrusive. Residents complained about the new power pylons spoiling their view.