catenoid

[kat-n-oid]

noun Geometry.

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

Origin of catenoid

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for catenoid

Historical Examples of catenoid

We shall notice only two of them, the cylinder and the catenoid.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3
Various
The only surface of revolution having this property is the catenoid formed by the revolution of a catenary about its directrix.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3
Various
I called one of the bubble forms, if you remember, by its name, catenoid; this is produced when there is no pressure.
Soap-Bubbles
C. V. Boys

British Dictionary definitions for catenoid

catenoid

noun

the geometrical surface generated by rotating a catenary about its axis

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012