About: longitudinal wave

Premodifier: longitudinal
Head noun: wave

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

Broader concepts

label	provenance	confidence
wave	isap:168382156	0.472116

Narrower concepts

label	provenance	confidence
sound wave	isap:168382117	0.813904
sound	isap:204232552	0.297428
wave	isap:168382223	0.209529
vibration	isap:148630205	0.188477