Definition of mispunctuated in English:

mispunctuated

Pronunciation /(ˌ)mɪsˈpʌŋ(k)tʃʊeɪtɪd/ /(ˌ)mɪsˈpʌŋ(k)tjʊeɪtɪd/

adjective

  • Incorrectly punctuated.

Origin

Late 19th century; earliest use found in The Daily News. From mispunctuate + -ed.