Standard Lemma guide

JSON

name · noun · 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

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.

  • General-American: /ˈd͡ʒeɪsən/
  • General-American: /ˈd͡ʒeɪsɑn/
  • UK: /ˈd͡ʒeɪsən/
  • /ˈʒəˌsɔ̃/ humorous, by creator
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪsən
  • rhymes with (General American) -eɪsɑn
  • homophone: Jason

1

name

Meaning 1

Initialism of JavaScript Object Notation, a data format used to represent structured data. It is based on JavaScript syntax.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

Qualifier: file format

Topics: computer-languages, computing, engineering, 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

A JSON document.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.