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"Catenary" is American English for "overhead wire"; though recently it is increasingly in use in rail literature this side of the pond, too (I prefer to use it, too).

In French: Caténaire. Comes from the same Latin root:

Catenary - Wikipedia, the free encyclopedia

The word catenary is derived from the Latin word catena, which means "chain". Huygens first used the term catenaria in a letter to Leibniz in 1690. However, Thomas Jefferson is usually credited with the English word catenary.
by Bernard (bernard) on Sun Dec 5th, 2010 at 09:20:13 AM EST
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