An Etymological Dictionary of Astronomy and Astrophysics

The remains of anything broken down or destroyed; rubble; ruins.
Astro.: → debris disk; → orbital debris.
Geology: An accumulation of loose fragments of rock.

Etymology (EN): From Fr. débris, from M.Fr. débriser “break down, crush,” from O.Fr. debrisier, → de- + brisier “to break,” from L.L. brisare.

Etymology (PE): Tifâl, from tif “rubbish, sweepings, debris” + -al relation suffix → -al.