About: abstract base class

Premodifier: abstract base
Head noun: class

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

Broader concepts

label	provenance	confidence
inheritance	isap:207645888	0.455536
interface	isap:339499218	0.315128
good idea	isap:203736384	0.298260

Narrower concepts

label	provenance	confidence
class	isap:374409905	0.441442
interface	isap:14097401	0.385583
widget	isap:118815491	0.328361