To find the meaning of the root "mega-" in the word "megaphone," we can break down the word into its components. "Mega-" is a root word that comes from the Greek word "megas," which means "large" or "great." In the given sentence, it is mentioned that the crowd was large, so the speaker had to use a megaphone to be heard. Thus, in the word "megaphone," the root "mega-" means "large" or "great."
The root mega- in megaphone means "great" or "large".
