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opera house |
opera singer |
opera star |
operable |
operagoer |
operameter
| operance
| operancy
| operand
| operant
| operant conditioning
operameter
CIDE DICTIONARY
operameter, n. [L. opus, operis, pl. 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. [1913 Webster]
For further exploring for "operameter" in Webster Dictionary Online
