lea

1

A unit of length for yarn, varying with the fiber:

cotton yarn, 120 yards;
spun silk, 120 yards;
worsted wool, 80 yards.

Also called a rap.

2

A yarn number for cotton, the number of 120-yard lengths needed to make up a pound. Thus the higher the number, the finer the yarn.

ASTM Standard D-123-03. Standard Terminology Relating to Textiles.
Edition approved 10 February 2003.

3

A yarn number for wet-spun linen yarn, the number of 300-yard cuts needed to make 1 pound avoirdupois. Thus the higher the number, the finer the yarn. See yarn numbers.

ASTM Standard D-123-03. Standard Terminology Relating to Textiles.
Edition approved 10 February 2003.