Real Dictionary

MIS in American English
abbreviation
prefix: a prefix applied to various parts of speech, meaning “ ill,” “ mistaken,” “wrong,” “wrongly,” “incorrectly,” or simply negating

mis-
prefix: Mis- is added to some verbs and nouns to form new verbs and nouns which indicate that something is done badly or wrongly.

mis- in American English 2
miso-
combining form

mis- in British English 1
prefix: wrong, bad, or erroneous; wrongly, badly, or erroneously

mis- in British English 2
management information system
wrong, wrongly, bad, badly
prefix