A typewriter is a machine that was commonly used in the past and which has keys that are pressed in order to print letters, numbers, or other characters onto paper.
typewriter in British English
(ˈtaɪpˌraɪtə)
noun
1.
a keyboard machine for writing mechanically in characters resembling print. It may be operated entirely by hand (manual typewriter) or be powered by electricity (electric typewriter)
2. printing
a style of type resembling typescript
typewriter in American English
(ˈtaɪpˌraɪtər)
US
noun
1.
a writing machine with a keyboard, for reproducing letters or figures that resemble printed ones
2.
a style of printer's type that looks like a typewriter print
3. Obsolete
typist
Word origin
type + writer: so named (1867), prob. by C. L. Sholes (1819-90), U.S. journalist, who patentedthe first practical machine (1868)