Words: tabulating machine tabulator
Part of speech: n
Definition: an electromechanical machine designed to assist in summarizing information and, later, accounting.
Example: In its basic form, a tabulating machine would read one card at a time, print portions (fields) of the card on fan-fold paper, possibly rearranged, and add one or more numbers punched on the card to one or more counters, called accumulators.