- Autoclastic
- Autoclastic Au`to*clas"tic, a. [See {Auto-}; {Clastic}.] (Geol.) Broken in place; -- said of rocks having a broken or brecciated structure due to crushing, in contrast to those of brecciated materials brought from a distance. [Webster 1913 Suppl.]
The Collaborative International Dictionary of English. 2000.