About: time source

Premodifier: time
Head noun: source

Same concepts

Broader concepts

label	provenance	confidence
device	isap:391096790	0.471217

Narrower concepts

label	provenance	confidence
atomic clock	isap:158234709	0.667881
gp	isap:107334997	0.335466
server	isap:397108320	0.288894