noun
1. : a key on a business machine that when depressed allows a calculating operation set up on the machine to be repeated indefinitely
2. : a key on an electric typewriter that continues to operate as long as the key is depressed
noun
1. : a key on a business machine that when depressed allows a calculating operation set up on the machine to be repeated indefinitely
2. : a key on an electric typewriter that continues to operate as long as the key is depressed
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012