Pylon (noun)

1. A tall, narrow tower or column, typically used to support power cables or as a marker in sports fields.
2. A structure that supports high-voltage power lines, especially one of a pair of such structures located at a distance from each other.

Origin:

From the greek word "pylon" meaning "gate", "tower" or "gateway".

Examples:

1. There were pylons all along the power lines, towering over the small houses.
2. The pylon was a marker in the field, showing the location of the soccer goal.
3. The pylons were visible from far away, guiding the airplanes to the runway.
4. The construction of the new pylons was necessary to support the increasing power demand.
5. The pylon was adorned with a statue of a goddess, representing the city's power and strength.