English Dictionary: Wacke | by the DICT Development Group |
1 result for Wacke | |
From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Wacke \Wack"e\, Wacky \Wack"y\, n. [G. wacke, MHG. wacke a large stone, OHG. waggo a pebble.] (Geol.) A soft, earthy, dark-colored rock or clay derived from the alteration of basalt. |