witness mark n.— «The laminations can be designed to accommodate flipping, or alternation as noted above, to average out asymmetries. The design should incorporate a “witness mark” so that the pattern of alternation is evident.» —by Alexander Wu...
witness mark
n.— «A man in life’s goodly prime,/Whose visage was dark with the witness mark/Of service in Southern clime.» —“The Sergeant of the Line” by M.A. Cuming The Drummer Boy , 1907. (source: Double-Tongued Dictionary)
witness mark n.— «When recovering evidence for further observation, preservation of any dirt or grease mark on samples can be vital if critical evidence of its past history is not to be lost. Such trace evidence (witness marks) can help in...
witness mark n.— «With a rule draw out a witness mark from each saw cut on the surfaced side of the line boards and plainly write there-on a brief designation of what line of the building the saw cut is on, as “Brick Line.”» —by Joseph Baker...
witness-mark
n.— «“To the poor is the gospel preached.” They are interwove with the witness-mark of Christianity.» —by Richard Winter Hamilton Sermons (Leeds) , 1846. (source: Double-Tongued Dictionary)
witness-mark n.— «Wherever you wanted to cut off, the valve gear could e put at that notch or clamped at that place, which will bring the “cut-off” witness mark right for cutting off.» —by Robert Grimshaw Supplement to the Steam Engine...