suture

1. A seam formed by sewing two edges together, especially to join pieces of skin in surgically treating a wound.
2. Thread used to sew or stitch two edges (especially of skin) together.
3. An area where separate terrane join together along a major fault.
4. A type of fibrous joint bound together by Sharpey's fibres which only occurs in the skull.
5. A seam or line, such as that between the segments of a crustacean, between the whorls of a univalve shell, or where the elytra of a beetle meet.
6. The seam at the union of two margins in a plant.

verb

To sew up or join by means of a suture.