IPA: /ˈmaɪ.kɹəˌfoʊn/
KK: /ˈmaɪkrəˌfoʊn/
A device that captures sound and converts it into an electrical signal, often used for recording or amplifying sound.
She spoke into the microphone during the presentation.
Microphone → It is formed from "micro-" (from Greek "mikros", meaning small) and "phone" (from Greek "phone", meaning voice or sound). The word "microphone" refers to a device that captures small sounds or voices.
Think of 'small' ('micro-') sounds or voices ('phone') being amplified — that's what a microphone does.