hard disk

US /ˌhɑːrd ˈdɪsk/
UK /ˌhɑːrd ˈdɪsk/
"hard disk" picture
1.

disque dur

a high-capacity, self-contained data storage device containing a read-write mechanism and one or more platters, used in computers.

:
I need to replace the hard disk in my old computer.
Je dois remplacer le disque dur de mon vieil ordinateur.
All your files are stored on the hard disk.
Tous vos fichiers sont stockés sur le disque dur.