detritus

باللغة العربية: حطام، فتات صخري، بقايا

1. Pieces of rock broken off by ice, glacier, or erosion. (countable)
2. Organic waste material from decomposing dead plants or animals. (uncountable)
3. Any debris or fragments of disintegrated material. (uncountable)
4. Rock consisting of accumulated debris from decayed rocks, like sand, that often is joined by cement. (uncountable)

الجمع detritus