About: optical disk drive

Premodifier: optical disk
Head noun: drive

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

Broader concepts

label	provenance	confidence
type of storage device	isap:197809348	0.788808
storage device	isap:156234957	0.763704
memory device	isap:156235093	0.750249
mass storage device	isap:156235175	0.740813
type of disk drive	isap:197809397	0.718526
removable media	isap:375896845	0.668862
drive	isap:368243504	0.649580
type of memory device	isap:197809409	0.642154
hard disk drive	isap:368243517	0.638278
tape drive	isap:368243426	0.581138
device	isap:156235044	0.533349
component	isap:340028563	0.514583
form	isap:196724086	0.496312
hardware	isap:296317882	0.440199
storage medium	isap:164361588	0.411749
memory	isap:163706421	0.403237
apparatus	isap:336604644	0.398069
technology	isap:259553012	0.213886

Narrower concepts

label	provenance	confidence
cd-rom drive	isap:368243365	0.814214
storage device	isap:114480659	0.448591
disk drive	isap:368243305	0.424047
cd-rom	isap:119896806	0.414361
ram	isap:468059280	0.164819