from The Century Dictionary.
- Worn away; reduced by detrition.
- Disintegrated; of the nature of detritus.
Sorry, no etymologies found.
I have found masses that had been detached in this way, floating many miles out at sea -- long, symmetrical tables, two hundred feet long by eighty broad, covered with large angular rocks and boulders, and seemingly impregnated throughout with detrited matter.