operameter
English
Etymology
From Latin opera (“work”) (plural of operis), opus + -meter.
Noun
operameter (plural operameters)
- (archaic) An instrument or machine for measuring work done, especially the number of rotations by a machine or wheel in manufacturing cloth. [1820]
References
- “operameter”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.