TextileGlossary.com

What is "Bias" - Definition & Explanation

Bias is the direction line that is the right angle to the lenghtwise and crosswise grain of the fabric. The bias has stretch in woven fabric and will can be an advantage or a hindrance. Plan accordingly.
The direction diagonally across a piece of fabric at 45º to the warp and weft. Bicomponent fabric: A fabric with two layers.
The bias direction of a piece of woven fabric, usually referred to simply as 'the bias', is at 45 degrees to its warp and weft threads. Every piece of woven fabric has two biases, perpendicular to each other.
Any direction that is not the lengthwise or crosswise grain of a woven fabric.

Some other terms

Some more terms:

Basting is the process of temporarily sewing or pinning fabric together. This can be done by hand or by machine. Quilters use basting to temporarily position applique pieces. They also baste the top,...
A non-conductive polymeric material which can maintain a long-lived electrostatic charge. Polypropylene electret filtration fabrics conveniently combine the mechanical removal of particles with an...
Made from wool, cotton, linen, silk, rayon, or synthetics. In a basket weave. Monk’s cloth is heavy due to its construction. It is difficult to sew or manipulate as the yarns have a tendency to...
A general classification of strong, firm, closely woven fabrics usually made with cotton. A heavier, open weave comprised of plied yarns (a number of single yarns, usually three, twisted together)....
Paisley is a droplet-shaped vegetal motif, similar to half of the T'ai Chi symbol, the Indian bodhi tree leaf, or the mango tree. The design originated in India and spread to Scotland when British...

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