学问,科学
Ology \Ol"o*gy\, n. [See {-logy}.] A colloquial or humorous name for any science or branch of knowledge. He had a smattering of mechanics, of physiology, geology, mineralogy, and all other ologies whatsoever. --De Quincey.
ology n : an informal word (abstracted from words with this ending) for some unidentified branch of knowledge