アダプター

あだぷたー
noun
adapter
1. adapter
A device that allows equipment to be connected or used in a way different from its original design.
I bring a power adapter for overseas travel.
ACアダプター(わす)れた
I forgot the AC adapter.
Connect using a USB adapter.

アダプター is a loanword from English "adapter" - a device that connects or converts between different systems.

COMMON TYPES:

COMMON PATTERNS:

TRAVEL NOTE:
Japan uses Type A/B plugs (same as US). Travelers from Europe or UK need a 変換(へんかん)アダプター.