Definition of catenoid in English:


Line breaks: cat¦en|oid
Pronunciation: /ˈkatənɔɪd


The surface generated by rotating a catenary about its horizontal axis.
More example sentences
  • The catenoid is a minimal surface with ‘too much’ negative curvature.
  • Soap bubbles and cell membranes are often catenoids, and molecules may knit together to form helicoid surfaces, emblems of stable energy states.
  • These catenoids are the first explicitly known discrete minimal surfaces besides the trivial plane.


late 19th century: from Latin catena 'chain' + -oid.

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