Definition of altiloquence in English:

altiloquence

noun

rare
  • The quality of being loud, elevated, pompous, or high-flown in manner or expression.

Origin

Early 17th century; earliest use found in John Florio (1553–1625), author and teacher of languages. From post-classical Latin altiloquentia from classical Latin alti- + -loquentia.

Pronunciation

altiloquence

/alˈtɪləkw(ə)ns/