bul: слой

Information
has URI	http://lexvo.org/id/term/bul/%D1%81%D0%BB%D0%BE%D0%B9

Meaning
means	(noun) an abstract place usually conceived as having depth; "a good actor communicates on several levels"; "a simile has at least two layers of meaning"; "the mind functions on many strata simultaneously" level, layer, stratum