About: lack of definition

Head noun: lack
Postmodifier: of definition

Same concepts

Broader concepts

label	provenance	confidence
problem	isap:10278519	0.338384

Narrower concepts

label	provenance	confidence
real problem	isap:70537018	0.509740
problem	isap:70536707	0.299264
time	isap:168002831	0.259078