About: usb disk

Premodifier: usb
Head noun: disk

Same concepts
http://dbpedia.org/resource/USB_flash_drive

Broader concepts

label	provenance	confidence
storage device	isap:305546063	0.584871
media	isap:88517916	0.276237

Narrower concepts

label	provenance	confidence
hard disk	isap:167383540	0.617521