a suffix forming adjectives that correspond to nouns ending in the suffixes -acity and -acy: audacious; fallacious.
[ -aci- (s. of -ax ) adj. suffix + -OUS ]
a suffix forming adjectives that correspond to nouns ending in the suffixes -acity and -acy: audacious; fallacious.
[ -aci- (s. of -ax ) adj. suffix + -OUS ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012