catenary

Etymology

From Late Latin catenaria, in turn from Latin catēna (“chain”). Attested since 1788.

Pronunciation

• (UK) IPA^(key): /kəˈtiːnəɹi/, /kəˈtɛnəɹi/
• (US) IPA^(key): /ˈkætəˌnɛɹi/

• Audio (US)

  (file)

Adjective

catenary (comparative more catenary, superlative most catenary)

1. Relating to a chain; like a chain.

Noun

catenary (plural catenaries)

1. (geometry) The curve described by a flexible chain or a rope if it is supported at each end and is acted upon only by no other forces than a uniform gravitational force due to its own weight.
2. (nautical) The curve of an anchor cable from the seabed to the vessel; it should be horizontal at the anchor so as to bury the flukes.
3. A system of overhead power lines that provide trains, trolleys, buses, etc., with electricity, having a straight conductor wire and a bowed suspension cable.

Gallery

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  Diagram of geometric representation of catenaries
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  Example of a bouy floating in the water with the mooring lines being in catenary curve shapes
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  Catenary cable for a railroad line.