Single Protracted Sound, Voice or Note
This page is the CodyCross answer for the clue below from Greece, Group 674, Puzzle 5 (Smashing Plates).
Question is: Single Protracted Sound, Voice or Note
and the answer is: MONOTONE
Word Meaning:
MONOTONE — (of speech or a sound) Having a single unvaried pitch.
Definitions from Wiktionary.