bottom edges
Lowest perimeter lines
The bottom edges are the lower boundaries of an object, where the underside meets the sides.
A picture frame has a bottom edge; a box has four bottom edges.
The phrase appears in instructions for alignment or measurement: Align the bottom edges before gluing.
In publishing and design, the bottom edge of a page or document is where margins end.
- brimProjecting edge or lip
- lipMouth's outer edge
- hemFolded garment edge
- fringeOutermost edge or margin
- undersideLower surface of something
perimeter · border · plinth · lakebed · footing · boundary · valley floor · river bed · foundation · baseline · ocean floor · selvage · skirting board · skirt · limit · seam · cuff · curb