Origin of catenoid
Examples from the Web for catenoid
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
We shall notice only two of them, the cylinder and the catenoid.
The only surface of revolution having this property is the catenoid formed by the revolution of a catenary about its directrix.