Meaning of ENVELOPING(A)

WordNet Dictionary
	Definition:		[adj]  surrounding and closing in on or hemming in; "the army's enveloping maneuver" [adj]  concealing by enclosing or wrapping as if in something that is not solid; "the enveloping darkness"; "hills concealed by shrouding mists"
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	Synonyms:		close, concealing, shrouding(a)