catenoid

[ kat-n-oid ]

noun

, Geometry.

1. the surface generated by rotating a catenary about its axis of symmetry.

catenoid

/ ˈkætəˌnɔɪd /

noun

1. the geometrical surface generated by rotating a catenary about its axis

Word History and Origins

Origin of catenoid¹

1875–80; < Latin catēn ( a ) a chain + -oid

Example Sentences

I called one of the bubble forms, if you remember, by its name, catenoid; this is produced when there is no pressure.

From Project Gutenberg

There was only one parabola, and that was formed when the side of the cone was parallel to the plane of section, that is when the falling grease just touched the edge of the candlestick; there is only one bubble with no pressure, the catenoid, and this is drawn by rolling the parabola.

From Project Gutenberg

Between the cylinder and the catenoid.

From Project Gutenberg

The only surface of revolution having this property is the catenoid formed by the revolution of a catenary about its directrix.

From Project Gutenberg

This catenoid, however, is in stable equilibrium only when the portion considered is such that the tangents to the catenary at its extremities intersect before they reach the directrix.

From Project Gutenberg