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Pronunciation varies by accent · noun
(archaic) The manufacturer's official identifying sign, impressed into a pewter object..
For quality control, Parliament in 1503 required all London-made pewter to be stamped with the maker's symbol or touchmark.
The instrument used was a refracting telescope by Dollond. . . . The cap containing the diaphragm was furnished with a touch-mark consisting of a projecting spoke. When in adjustment as described above this mark was parallel to the short side of the parallelogram.
The initial touch-mark was established at Roper's saw-mill, on the North River, and is a point on 20-penny nail driven flush with the horizontal surface of sill to bull-wheel.
Use touchmark when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Touchmark means (archaic) The manufacturer's official identifying sign, impressed into a pewter object..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
For quality control, Parliament in 1503 required all London-made pewter to be stamped with the maker's symbol or touchmark.
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