About: optical storage device

Premodifier: optical storage
Head noun: device

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

Broader concepts

label	provenance	confidence
storage device	isap:396590092	0.784064
computer readable medium	isap:101307120	0.766437
memory device	isap:396591535	0.765561
computer system	isap:386385865	0.749337
tangible media	isap:122523459	0.692984
storage media	isap:122523440	0.675612
other storage device	isap:396593158	0.657457
computer readable media	isap:101307184	0.635482
device	isap:396590195	0.598111
medium	isap:386953819	0.464918
example	isap:446311505	0.217224

Narrower concepts

label	provenance	confidence
magnetic tape	isap:311019927	0.759996
magnetic disk	isap:305546335	0.753714
dvd drive	isap:156235108	0.751372
disk drive	isap:156234944	0.670270
blu-ray	isap:269718487	0.654184
microfilm	isap:136215191	0.618511
cd	isap:108460538	0.574684
dvd	isap:213850870	0.457648
dvd-rom	isap:271566873	0.440963
tape	isap:311020018	0.433341
cd-rom	isap:387281575	0.418957
cdrom	isap:163587120	0.344076
disk	isap:305546390	0.227290