Standard Lemma guide

add-on

noun · 6 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

Something which can be appended to something else.

Definition source: English Wiktionary via Wiktextract

Usage: attributive, sometimes

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A software extension or hardware peripheral that provides additional functions or customization for a core application or system.

Definition source: English Wiktionary via Wiktextract

Topics: computer-hardware, computing, engineering, mathematics, natural-sciences, physical-sciences, sciences, software

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Additional chips that can be purchased at specific times in tournament play.

Definition source: English Wiktionary via Wiktextract

Topics: card-games, poker

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Synonym of expansion pack.

Definition source: English Wiktionary via Wiktextract

Topics: video-games

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: expansion pack

Antonyms: none provided

5

noun

Meaning 5

a supplementary component that improves capability

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: accessory, appurtenance, supplement

Antonyms: none provided

Broader terms: component, constituent, element

Narrower terms: auto accessory, computer accessory, fitting, fixings, trimmings

6

noun

Meaning 6

a component that is added to something to improve it

Definition source: Princeton WordNet 3.0

Examples

  • the addition of a bathroom was a major improvement
  • the addition of cinnamon improved the flavor

Meaning relationships

Synonyms: addition, improver

Antonyms: none provided

Broader terms: component, constituent, element

Narrower terms: additive, afterthought, annex, annexe, extension, wing, attachment, elongation

History

Etymology

Deverbal from add on.

Across languages

Translations

40 source translations are retained for this English entry.

  • Danish: tilføjelse — something which can be appended to something else
  • Finnish: lisä — something which can be appended to something else
  • French: ajout — something which can be appended to something else
  • French: extension — something which can be appended to something else
  • German: Erweiterung — something which can be appended to something else
  • Macedonian: додаток (dodatok) — something which can be appended to something else
  • Polish: dodatek — something which can be appended to something else
  • Portuguese: extensão — something which can be appended to something else
  • Russian: добавле́ние (dobavlénije) — something which can be appended to something else
  • Russian: расшире́ние (rasširénije) — something which can be appended to something else
  • Czech: doplněk — software: extension of core application
  • Danish: tillægsprogram — software: extension of core application
  • Danish: tillæg — software: extension of core application
  • Esperanto: kromprogramo — software: extension of core application
  • Finnish: laajennus — software: extension of core application
  • French: extension — software: extension of core application
  • French: addiciel — software: extension of core application
  • German: Erweiterung — software: extension of core application
  • German: Addon — software: extension of core application
  • German: Add-on — software: extension of core application
  • German: Add-On — software: extension of core application
  • Indonesian: pengaya — software: extension of core application
  • Macedonian: додаток (dodatok) — software: extension of core application
  • Polish: dodatek — software: extension of core application
  • Portuguese: extensão — software: extension of core application
  • Portuguese: complemento — software: extension of core application
  • Portuguese: suplemento — software: extension of core application
  • Portuguese: adicional — software: extension of core application
  • Portuguese: extra — software: extension of core application
  • Portuguese: add-on — software: extension of core application
  • Russian: аддо́н (addón) — software: extension of core application
  • Russian: програ́мма-дополне́ние (prográmma-dopolnénije) — software: extension of core application
  • Russian: дополнение (dopolnenije) — software: extension of core application
  • Russian: расширение (rasširenije) — software: extension of core application
  • Spanish: extensión — software: extension of core application
  • Swedish: tillägg — software: extension of core application
  • Swedish: tilläggsprogram — software: extension of core application
  • Turkish: eklenti — software: extension of core application
  • Ukrainian: дода́ток (dodátok) — software: extension of core application
  • Vietnamese: phần mở rộng — software: extension of core application