Origin of boundary line
Examples from the Web for boundary line
The boundary-line which divides Utah from Arizona divides the most gorgeous expression of the great American desert region.The Book of the National Parks|Robert Sterling Yard
We must make allowance for the existence of this margin, and for the blurring of the boundary-line that goes along with it.
On the other side lies the European quarter, the jail thus forming the boundary-line between the native and European populations.Forty Thousand Miles Over Land and Water|Lady (Ethel Gwendoline [Moffatt]) Vincent
The boundary-line between the two may be roughly put at the 89th degree of east longitude.
For him there is no boundary-line between the two, the one is as real and actual as the other.English Literature: Modern|G. H. Mair