The definition of a typo is a typographical error made while typing on a computer or typewriter or when setting type for a printing press.
(noun)If you write "from" when you really mean" form," this is an example of a typo.
See typo in Webster's New World College Dictionary
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noun pl. typos
or typog
Origin: < Gr typos: see type
See typo in American Heritage Dictionary 4
noun pl. ty·pos
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