- trademark a high-speed calculating machine: superseded by electronic calculators
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for comptometer
In the morning we were taken to the audit department where each bundle was summed up in turn by comptometer operators.The Beaver, Volume 1, No. 10, July, 1921.
Hudson's Bay Company
They do not even attempt to train salesmen and saleswomen, index and statistical clerks, 317 comptometer operators, etc.Our Schools in War Time—and After
Arthur Davis Dean