noun
removable hard disk
Computing term for a hard disk drive designed to be easily removed and transported, such as an external USB drive.
リムーバブルハードディスクにバックアップを取る。
I back up data to a removable hard disk.
Variant with interpuncts, sometimes used for clarity.
外付けハードディスク (external hard disk) is a common synonym, but リムーバブルハードディスク emphasizes portability and easy removal.
Loanword from English 'removable hard disk'.