Roman Army Horn Instrument, Like a Cornu
This page is the CodyCross answer for the clue below from Architectural Styles, Group 1169, Puzzle 5 (Neoclassical).
Question is: Roman Army Horn Instrument, Like a Cornu
and the answer is: BUCCINA
Word Meaning:
BUCCINA — (historical, music) A curved brass instrument used by the Ancient Roman army.
Definitions from Wiktionary.