coping stone

noun

another word for copestone (def. 1)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for coping stone

Historical Examples of coping stone

The coping-stone of the wall was loose,—had become loosened by the frost.
The Crofton Boys
Harriet Martineau
This is the science of the pure reason, the coping-stone of knowledge.
The World's Greatest Books--Volume 14--Philosophy and Economics
Various
It is through this Juliana that we obtain the coping-stone of proof.
Feudal England -- Historical Studies On The Eleventh And Twelfth Centuries
J.H. Round
And was her coming out to be the putting on of the Coping-stone?
The Golden Butterfly
Walter Besant
When you reach this knowledge, Phillis, be sure that the Coping-stone is not far-off.
The Golden Butterfly
Walter Besant