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Definitions

quoin

[koin, kwoin] / kɔɪn, kwɔɪn /
NOUN
keystone
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

First give the elevation by applying the quadrant to the face of the piece, and adjusting the quoin or ratchet until the required number of degrees is obtained.

From Ordnance Instructions for the United States Navy. 1866. Fourth edition. by United States. Navy Dept. Bureau of Ordnance

The piece of wood between the cheeks or brackets which, with the intervention of the quoin, supports the breech of the gun.

From The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. by Belcher, Edward, Sir

Back's Inlet presents on each side a succession of lofty precipitous headlands, which have the shape termed, by seamen, "the gunner's quoin."

From Narrative of a Second Expedition to the Shores of the Polar Sea by Franklin, John

Here we saw a flat stone supposed to have been the quoin of a fallen cromlech, and to have been used for sacrificial purposes.

From From John O'Groats to Land's End by Naylor, Robert

This quoin, being graduated to whole degrees, requires a small additional quoin for slight differences of elevation in smooth water.

From Ordnance Instructions for the United States Navy. 1866. Fourth edition. by United States. Navy Dept. Bureau of Ordnance