
• (n.) An instrument or machine for measuring work done, especially for ascertaining the number of rotations made by a machine or wheel in manufacturing cloth; a counter.
Found on
http://thinkexist.com/dictionary/meaning/operameter/
Op`er·am'e·ter noun [ Latin
opus ,
operis , plural
opera work +
-meter .] An instrument or machine for measuring work done, especially for ascertaining the number of rotations made by a machine or wheel in manufacturing cloth; a counter.
Ure. Found on
http://www.encyclo.co.uk/webster/O/23

An operameter was an instrument or machine for measuring the number of rotations made by a machine or wheel in the manufacturing cloth.
Found on
http://www.probertencyclopaedia.com/browse/GO.HTM
No exact match found.