mimeograph machine mi·meog·raph·machine uncommon noun 1. a rotary duplicator that uses a stencil through which ink is pressed (trade mark Roneo) Synonymsmimeographmimeomimeograph machineRoneoRoneograph Related words Word family roneomimeomimeograph Broader terms duplicator WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
