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cat·e·nar·y  (ktn-r, k-tn-r)
n. pl. cat·e·nar·ies
1. The curve formed by a perfectly flexible, uniformly dense, and inextensible cable suspended from its endpoints. It is identical to the graph of a hyperbolic cosine.
2. Something having the general shape of this curve.

[New Latin catnria, from Latin, feminine of catnrius, relating to a chain, from catna, chain.]

cate·nary adj.
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the equation for this catenary in rectangular coordinates, with a as the y-intercept is: y = ( a/2 ) (ex/a+ e-x/a)

catenary (kəˈtiːnərɪ)
n, pl -ries
1. (Mathematics) the curve assumed by a heavy uniform flexible cord hanging freely from two points. When symmetrical about the y-axis and intersecting it at y = a, the equation is y = a cosh x/a
2. (Railways) the hanging cable between pylons along a railway track, from which the trolley wire is suspended
3. (Civil Engineering) of, resembling, relating to, or constructed using a catenary or suspended chain
[C18: from Latin catēnārius relating to a chain]

cat•e•nar•y (ˈkæt nˌɛr i; esp. Brit. kəˈti nə ri)

n., pl. -nar•ies,
adj. n.
1. the curve assumed approximately by a heavy uniform cord or chain hanging freely from two points not in the same vertical line. Equation: y = k cosh (x/k).
2. (in electric railroads) the cable, running above the track, from which the trolley wire is suspended.
3. of, pertaining to, or resembling a catenary.
[1780–90; < Latin catēnārius relating to a chain =catēn(a) a chain + -ārius -ary]
Thesaurus Legend:  Synonyms Related Words Antonyms
Noun1.catenary - the curve theoretically assumed by a perfectly flexible and inextensible cord of uniform density and cross section hanging freely from two fixed pointscatenary - the curve theoretically assumed by a perfectly flexible and inextensible cord of uniform density and cross section hanging freely from two fixed points
curve, curved shape - the trace of a point whose direction of motion changes
catenary [kəˈtiːnərɪ] n (Phys) → catenaria

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8 km (8-mile) pipe-in-pipe flowlines with associated pipeline end terminations (PLETs) and steel catenary risers, Technip said in a statement on Friday without providing financial details.
The contract covers the engineering, procurement, construction and transportation of a Spar hull, the mooring systems as well as the design of the steel catenary risers.
am e riTRA M is a 100 percent low-floor streetcar powered by e- Brid, a propulsion technology that enables operation powered by overhead catenary or on-board lithium-ion batteries.
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