one-edged

The shape is a true Mobius strip but one section is stretched and shaped so you can have a one-edged one-sided surface that can contain things!

Archive 2007-09-01 MadeleineS 2007

The shape is a true Mobius strip but one section is stretched and shaped so you can have a one-edged one-sided surface that can contain things!

Marvellous Mobius Baskets MadeleineS 2007

Internationally renowned for his granite sculptures, Mr. Keizo is influenced by the mathematics of the Mobius strip, a one-edged geometric surface with only one continuous side.

Sea, Sand, Sculpture 2008

[63] A stout work-knife, with broad, one-edged blade, and square tip; used to hew down trees, and cut kindling-wood.

Philippine Folk-Tales Fletcher Gardner

[39] A long, one-edged sword that hangs at the left side, in an elaborate scabbard, when a man is in full-dress.

Philippine Folk-Tales Fletcher Gardner

At the initiation of women a one-edged dagger is used, but this is seldom done.

The Tribes and Castes of the Central Provinces of India—Volume I (of IV) Robert Vane Russell 1894

The blade is scimitar-shaped, is one-edged, and has a groove at the back.

Vanishing England 1892

A large gold-hilted one-edged sword had the youth upon his thigh, in a scabbard of light blue, and tipped with Spanish laton.

The Mabinogion Vol. 1 (of 3) Owen Morgan Edwards 1889

It was a straight, one-edged blade, with a sharp point, and a brass basket hilt, and he remarked:

Ahead of the Army William Osborn Stoddard 1880

This and other one-edged stitches of the kind are sometimes called "blanket-stitch."

Art in Needlework A Book about Embroidery Mary Buckle 1877