#seam  joint consisting of a line formed by joining two pieces
  supertype:  joint  junction by which parts or objects are joined together
  subtype:  felled_seam__fell  seam made by turning under or folding together and stitching the seamed materials to avoid rough edges
  subtype:  surgical_seam__suture  a seam used in surgery
  subtype:  welt  a raised or strengthened seam

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