Standard Lemma guide

demultiplexer

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A device or piece of software used to separate signals that were previously combined using a multiplexer.

Definition source: English Wiktionary via Wiktextract

Topics: business, computing, electrical-engineering, electricity, electromagnetism, electronics, energy, engineering, mathematics, natural-sciences, physical-sciences, physics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: demux

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē-der. English de- Proto-Indo-European *mel-der. Proto-Indo-European *ml̥tós? Proto-Italic *moltos Latin multi- Proto-Indo-European *pel-der.? Latin -plex Latin multiplexlbor. English multiplex English demultiplex Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English demultiplexer From demultiplex + -er.

Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: demultiplekseri — Translations
  • Finnish: lähtövalitsin — Translations
  • Greek: αποπολυπλέκτης (apopolypléktis) — Translations