computinga computer program or a piece of computer equipment that you can add to a computer in order to increase the number of things it is able to do
Synonyms and related words
Computer programs and systems
add-on
applet
architecture
add-on
noun countable
US
Other entries for this word
add onphrasal verb
add on tophrasal verb
Word Forms
singular
add-on
plural
add-ons
DEFINITIONS1
1
something that is added to something else
I justwant the basicblender, with no add-ons.
Synonyms and related words
Excess, extra amounts and things added
addition
spare
supplement
1a
add-on
or
add-in
computinga computer program or a piece of computer equipment that you can add to a computer in order to increase the number of things it is able to do