- a connector for joining parts or devices having different sizes, designs, etc., enabling them to be fitted or to work together.
- Also called plug adapter, adapter plug. a device that connects an electrical plug to an outlet that has a different plug shape: Last time I traveled, I brought the wrong adapter.
- Also called AC adapter, power adapter. a device with a cord that plugs into an electrical outlet and functions as an external power supply for a small or portable electronic device, usually converting AC current to DC: I forgot to plug in the adapter, and my laptop died.
- expansion card.
- an external device containing the necessary circuitry to connect to or work with another device or system: a network adapter; a wireless adapter; a video adapter.
Related formsnon·a·dapt·er, non·a·dap·tor, noun
Examples from the Web for adapter
At one of the last rehearsals, Fawcett, the stage manager, inquired of the adapter if he had written a prologue?A Book of the Play|Dutton Cook
The prism and eye-piece are then rotated together in the adapter.
Mr. Robert Buchanan, the adapter of "the masterpiece," introduced several nineteenth century expressions into the dialogue.
Burton, indeed, hailed the adapter of Omar Khayyam as a "fellow Sufi."The Life of Sir Richard Burton|Thomas Wright
Signor Ghislanzoni is at best but the adapter in verse and translator of the libretto.An Englishman in Paris|Albert D. (Albert Dresden) Vandam