Standard Lemma guide

demodulate

verb · 2 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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  • UK: /dɪˈmɒdʃəleɪt/
  • CMU ARPABET: D IY2 M AA2 JH AH0 L EY1 T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

To reverse modulate, undo the effects of modulation.

Definition source: English Wiktionary via Wiktextract

Examples

  • In a radio transmitter you modulate the carrier wave; in the receiver you demodulate it.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

extract information from a modulated carrier wave

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: extract, pull out, pull, pull up, take out, draw out

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 *med- Proto-Indo-European *-os Proto-Italic *medos Latin modus Proto-Indo-European *-lós Proto-Indo-European *-elós Proto-Italic *-elos Latin -ulus Latin modulus Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-yéti Proto-Indo-European *-eh2yéti Proto-Indo-European *-h2tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -or, -ārī Latin modulor ▲ Proto-Indo-European *-éh2 Proto-Indo-European *-tós Proto-Indo-European *-eh2tos Proto-Italic *-ātos Latin -ātuslbor. English -ate English modulate English demodulate From de- + modulate.

Across languages

Translations

7 source translations are retained for this English entry.

  • Catalan: desmodular — undo the effects of modulation
  • French: démoduler — undo the effects of modulation
  • German: demodulieren — undo the effects of modulation
  • Italian: demodulare — undo the effects of modulation
  • Korean: 복조하다 (bokjohada) — undo the effects of modulation
  • Polish: demodulować — undo the effects of modulation
  • Polish: zdemodulować — undo the effects of modulation