Klein bottle: Meaning and Definition of

Klein' bot"tle

Pronunciation: [key]
— Geom. Geom.
  1. a one-sided figure consisting of a tapered tube the narrow end of which is bent back, run through the side of the tube, and flared to join the wide end, thereby allowing any two points on the figure to be joined by an unbroken line.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.