the world > space > relative position > condition of being external > edge, border, or margin > [noun] > that which forms the edge or border > raised (2)
A ‘lip’ or raised edging running along the extremity of a board or similar object. Obsolete.
In various technical uses. A raised rim or ridge on any surface, esp. ‘a ring on the muzzle and cascabel of a gun’ (Adm. Smyth); also, the thread…