Definitions for: Ology

[n] an informal word (abstracted from words with this ending) for some unidentified branch of knowledge

Webster (1913) Definition: 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.

See Also: bailiwick, branch of knowledge, discipline, field, field of study, study, subject, subject area, subject field