felled seam

listen to the pronunciation of felled seam
Английский Язык - Английский Язык
fell: seam made by turning under or folding together and stitching the seamed materials to avoid rough edges
Vertical seam in a filter bag, typically a nonwoven, which requires an overlap of the material See also French seam
A stress-resistant seam formed by joining overlapped, interfolded garment-part edges with two or three parallel rows of stitching