a natural prolongation or projection from a part of an organism either animal or plant | a beam laid along the edge where two sloping sides of a roof meet at the top; provides an attachment for the upper ends of rafters |
the gradual beginning or coming forth | any long raised border or margin of a bone or tooth or membrane |
a natural consequence of development | a long narrow natural elevation or striation |
| a long narrow range of hills |
| a long narrow natural elevation on the floor of the ocean |
| any long raised strip |