IPA: /ˌmaɪkroʊprəˈdʒɛktər/
KK: /maɪkroʊprəˈdʒɛktər/
A small device that projects images or videos onto a surface, often portable and easy to carry.
He used a microprojector to display his presentation on the wall during the meeting.
Microprojector → It is formed from "micro-" (from Greek "mikros", meaning small) and "projector" (from Latin "proicere", meaning to throw forward). The word "microprojector" refers to a device that throws a small image or projection.
Think of something that 'throws forward' ('projector') a 'small' image ('micro-') — that's what a microprojector does.