Noun: prefix 'pree,fiks- An affix that is added in front of the word
"In 'unhappy,' 'un-' is a prefix meaning 'not'"
Verb: prefix 'pree,fiks- Attach a prefix to
"prefixed words"
Derived forms: prefixed, prefixes, prefixing
Type of: affix
Antonym: suffix
Encyclopedia: Prefix