backedge
nounUK /ˈbæk.ɛdʒ/
US /ˈbæk.ɛdʒ/
The back edge is the rear side or border of something.
He held the book by its backedge so the pages would not bend.
OTHER MEANINGS
2. In graph theory, a back edge is a connection in a graph that points to a node already visited, forming a loop.
The algorithm found a back edge that showed the graph had a cycle.
3. In skiing or snowboarding, the backedge is the rear part of the board's edge used for control.
She pressed her backedge into the snow to slow down.
4. In printing, a backedge is the bound side of a page or sheet.
The backedge of the page was glued into the spine.