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pylon

[pahy-lon] /ˈpaɪ lɒn/
noun
1.
a marking post or tower for guiding aviators, frequently used in races.
2.
a relatively tall structure at the side of a gate, bridge, or avenue, marking an entrance or approach.
3.
a monumental tower forming the entrance to an ancient Egyptian temple, consisting either of a pair of tall quadrilateral masonry masses with sloping sides and a doorway between them or of one such mass pierced with a doorway.
4.
a steel tower or mast carrying high-tension lines, telephone wires, or other cables and lines.
5.
Aeronautics. a finlike device used to attach engines, auxiliary fuel tanks, bombs, etc., to an aircraft wing or fuselage.
Origin
1840-1850
1840-50; < Greek pylṓn gateway, gate tower
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for pylons

pylon

/ˈpaɪlən/
noun
1.
a large vertical steel tower-like structure supporting high-tension electrical cables
2.
a post or tower for guiding pilots or marking a turning point in a race
3.
a streamlined aircraft structure for attaching an engine pod, external fuel tank, etc, to the main body of the aircraft
4.
a monumental gateway, such as one at the entrance to an ancient Egyptian temple
5.
a temporary artificial leg
Word Origin
C19: from Greek pulōn a gateway
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for pylons

pylon

n.

1823, "gateway to an Egyptian temple," from Greek pylon "gateway," from pyle "gate, wing of a pair of double gates; an entrance, entrance into a country; mountain pass; narrow strait of water," of unknown origin. Meaning "tower for guiding aviators" (1909) led to that of "steel tower for high-tension wires" (1923).

Online Etymology Dictionary, © 2010 Douglas Harper
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11
13
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