データマルチプレクサMeanings1noundata multiplexercomputingTechnical term in computing and digital communications; a device that combines multiple data streams into one.データマルチプレクサは、複ふく数すうの信しん号ごうを一いっ本ぽんの回かい線せんにまとめる装そう置ちです。A data multiplexer is a device that combines multiple signals into a single line.