art.
Pronunciation: ( ' ) ā also ( ' )a or ( ' )ä
Variant: or an- \ ( ' )an \
Function: prefix
Etymology: Latin & Greek; Latin, from Greek ― more at UN-
: not : without < a sexual> ― a- before consonants other than h and sometimes even before h, an- before vowels and usually before h < a chromatic> < a historical> < an astigmatic> < an hydrous>