seam allowance; margin for a seam
The extra fabric beyond the stitching line, used in sewing to join pieces and finish edges.
Please include the seam allowance in the pattern.
Cut the fabric with a 1 cm seam allowance.
Standard kanji spelling.
Search-only form; not a standard written spelling.
Variant without okurigana; less common but still seen.
Compound of 縫い (nui, 'sewing', the continuative form of 縫う) and 代 (shiro, 'allowance, margin').