Meaning of the word disquisition in English

What does disquisition mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

disquisition

US /ˌdɪs.kwɪˈzɪʃ.ən/
UK /ˌdɪs.kwɪˈzɪʃ.ən/

Noun

a long or formal essay or discussion on a particular subject

Example:
His doctoral thesis was a lengthy disquisition on medieval philosophy.
The professor delivered a detailed disquisition on the history of art.