D defs.my
Entry 1 sense Webster, 1913

Autoclastic

· Au·to·clas·tic · IPA
01 a. Broken in place; -- said of rocks having a broken or brecciated structure due to crushing, in contrast to those of brecciated materials bro…
  1. 1.
    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.(Geol.)