stopping mixturen.Etching a composition to be used as a stopping-ground.
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society > leisure > the arts > visual arts > printmaking > engraving > intaglio printing > [noun] > etching > ground
soft ground1662
etching-ground1728
stop-ground1809
stopping mixture1815
stopping-ground1837
1815 J. SmithPanorama Sci. & Art II. 767 If the ground be any where broken up, a composition called the stopping mixture, must be immediately applied to it.