orthoclastic

[awr-thuh-klas-tik]

adjective Crystallography.

(of a crystal) having cleavages at right angles to each other.

Show More

Origin of orthoclastic

1875–80; < German orthoklastisch, equivalent to ortho- ortho- + -klastisch clastic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018