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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.

We thus have above the girdle, thirty-three facets: 8 cross, 8 skill, 4 quoin, 8 star, 1 table, and 4 templets.

From The Chemistry, Properties and Tests of Precious Stones by Mastin, John

It was all simple enough till he came to the final part of his task, and attempted to lift out the breech-block, the quoin that when the breech was screwed up held all fast.

From Fitz the Filibuster by Piffard, Harold

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

Carriage complete, with bed and quoin, or elevating screw At its port.

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

Porter's quoin is adopted for all carriages requiring quoins.

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