About: portable hard drive

Premodifier: portable hard
Head noun: drive

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

Broader concepts

label	provenance	confidence
usb device	isap:156235098	0.795200
storage device	isap:156234970	0.787955
mass storage device	isap:156235993	0.764370
portable media	isap:375896873	0.724371
portable device	isap:156235039	0.709995
external device	isap:156235548	0.692600
device	isap:156234954	0.665342
reliable solution	isap:296952587	0.653311
storage solution	isap:296952560	0.647052
media	isap:375896676	0.616234
peripheral	isap:261168445	0.592669
thing	isap:368923773	0.590317
electronic device	isap:156235284	0.573154
item	isap:196994387	0.507272
file	isap:196677395	0.501842
laptop	isap:158784861	0.352996
stuff	isap:367386592	0.070201

Narrower concepts

label	provenance	confidence
usb flash drive	isap:368243256	0.816548
sd card	isap:90604571	0.722423
ipod	isap:88892577	0.373203
pdf	isap:466321316	0.126729