The definition of a typewriter is a machine that prints letters one character at a time on paper that you insert on a roller.(noun)
A machine used before computers were invented that allowed you to type with your hands and print letters on a page was an example of a typewriter.
See typewriter in Webster's New World College Dictionary
Origin: type + writer: so named (1867), prob. by C. L. Sholes (1819-90), U.S. journalist, who patented the first practical machine (1868)
See typewriter in American Heritage Dictionary 4
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