a strip forming the outer edge of something | either the outer margin or the inner margin of the aperture of a gastropod's shell |
a decorative recessed or relieved surface on an edge | the top edge of a vessel or other container |
a line that indicates a boundary | either of two fleshy folds of tissue that surround the mouth and play a role in speaking |
the boundary of a surface | an impudent or insolent rejoinder |
the boundary line or the area immediately inside the boundary | (botany) either of the two parts of a bilabiate corolla or calyx |