The Collaborative International Dictionary
Monology
Monology \Mo*nol"o*gy\, n. [Gr. ?.] The habit of soliloquizing, or of monopolizing conversation.
It was not by an insolent usurpation that Coleridge
persisted in monology through his whole life.
--De
Quincey.
Wiktionary
monology
n. The habit of soliloquize, or of monopolize conversation.