- Rhymes: -eɪtɪv
- (grammar) The prefix a- (or an- when prefixing a root which begins with a vowel) found in some English words of Greek derivation. It expresses negation or absence. The prefix has cognates in other Indo-European languages, including in- in Latin and un- in English.
- (grammar) A word formed using such prefixes.
the prefix a- expressing negation or absence
a word formed using such prefixes