An accessory software or hardware package that is used in conjunction with an existing application or device to extend its capabilities or provide additional functions.
An insulated board on which conductive pathways are constructed and components such as chips are mounted.
a printed circuit that can be inserted into expansion slots in a computer to increase the computer's capabilities
A flat surface with markings for playing a board game.
(In the plural) Any game using playing cards; a card game.
Find another word for add-in. In this page you can discover 5 synonyms, antonyms, idiomatic expressions, and related words for add-in, like: plug-in, circuit board, circuit card, board and card.