half-satin

a supplementary-weft unit weave with three tie-down ends and a plain weave ground cloth. The ratio of tie-down ends to pattern ends is 1:1; there are six ends in a unit; the tie-down ends alternate with the pattern ends in the threading; the tie down ends interlace with the pattern weft in twill order. One unit of A is1-4-2-4-3-4.