A thick, unevenly twisted place in yarn, maybe deliberately inserted into a fancy yarn or a characteristic of the yarn.

The protein filament formed into a cocoon by the larva of the silk moth during the process of sericulture.

The yarn-package (such as a pirn or plug) carrier passes through the shed of the warp to insert the weft during weaving. There are many types of shuttles. See Rapier.

An iridescent effect in a silk cloth, like taffeta, woven with one colour in the warp and contrasting colour in the weft.

Any such transparent or very lightweight fabric.

The opening for the weft to pass through selected lifted warp ends leaving the remainder lowered. For instance, when weaving a plain weave fabric, the warp ends are lifted and lowered alternately.

Alternative spelling: set. This English term is used to indicate the density of the ends and picks in a woven fabric. Usually expressed by the number of ends per centimetre and the number of picks per centimetre.

A narrow edge portion of a fabric parallel to the length is often made with special stronger yarns in a closer construction than the body of the fabric.

A sample warp that contains sections (stripes) of the available standard warp colours.

In a sewn seam, the distance from fabric edge to the line of stitches is farthest from the edge. Too small a seam allowance reduces seam strength, especially in woven fabrics.

A lone along which two or more fabrics are joined by fusion, glueing, sewing or stapling.

An obsolete fabric widely used from the 12th – 19th Centuries, a wool fabric used for garments and wall hangings.