Meanings
plural add-ons · alternative addon
- attributivesometimesSomething which can be appended to something else.
Payments made before an add-on sale must be allocated entirely to the previous contract or contracts.
1969, Edward D. Giacomini, California Retail Installment Sales, page 172Synonyms: addition
- computer hardwareA software extension or hardware peripheral that provides additional functions or customization for a core application or system.
Microdrives that can hold several gigabytes (see Figure 2.20) have been available as add-ons for portable devices.
2010, Kenneth Baldauf, Ralph Stair, Succeeding with Technology, page 77 - card gamesAdditional chips that can be purchased at specific times in tournament play.
Synonyms & antonyms
nounSomething which can be appended to something else.
nounSynonym of expansion pack.
More synonyms by meaning
nouna software module that extends or enhances the capabilities of an existing application
nouna component that is added to something to improve it
nouna supplementary component that improves capability
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Deverbal from add on.
Full word history & related roots →Translations
Czech doplněk
- doplněksoftware: extension of core application
Danish tilføjelse, tillægsprogram
- tilføjelsesomething which can be appended to something else
- tillægsprogramsoftware: extension of core application
- tillægsoftware: extension of core application
Esperanto kromprogramo
- kromprogramosoftware: extension of core application
Finnish lisä, laajennus
- lisäsomething which can be appended to something else
- laajennussoftware: extension of core application
French ajout, extension
- ajoutsomething which can be appended to something else
- extensionsomething which can be appended to something else
- extensionsoftware: extension of core application
- addicielsoftware: extension of core application
German Erweiterung, Erweiterung
- Erweiterungsomething which can be appended to something else
- Erweiterungsoftware: extension of core application
- Addonsoftware: extension of core application
- Add-onsoftware: extension of core application
- Add-Onsoftware: extension of core application
Indonesian pengaya
- pengayasoftware: extension of core application
Polish dodatek, dodatek
- dodateksomething which can be appended to something else
- dodateksoftware: extension of core application
Portuguese extensão, extensão
- extensãosomething which can be appended to something else
- extensãosoftware: extension of core application
- complementosoftware: extension of core application
- suplementosoftware: extension of core application
- adicionalsoftware: extension of core application
- extrasoftware: extension of core application
- add-onsoftware: extension of core application
Russian добавле́ние, расшире́ние
- добавле́ние (dobavlénije)something which can be appended to something else
- расшире́ние (rasširénije)something which can be appended to something else
- аддо́н (addón)software: extension of core application
- програ́мма-дополне́ние (prográmma-dopolnénije)software: extension of core application
- дополнение (dopolnenije)software: extension of core application
- расширение (rasširenije)software: extension of core application
Spanish extensión
- extensiónsoftware: extension of core application
Swedish tillägg, tilläggsprogram
- tilläggsoftware: extension of core application
- tilläggsprogramsoftware: extension of core application
Turkish eklenti
- eklentisoftware: extension of core application
Ukrainian дода́ток
- дода́ток (dodátok)software: extension of core application
Vietnamese phần mở rộng
- phần mở rộngsoftware: extension of core application
Cite this entry
add-on. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/add-on
“add-on.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/add-on. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “add-on,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/add-on.
Source: add-on on Wiktionary, CC BY-SA 4.0.