Standard Lemma guide

Soundex

noun · verb · 3 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

A phonetic algorithm for indexing names by their English pronunciation, based on the most probably significant consonants, so that a search for a misspelled name may find the desired one.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, human-sciences, information-science, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Alternative letter-case form of Soundex.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To index using the phonetic Soundex algorithm.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: computing, engineering, human-sciences, information-science, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Blend of sound + index.