double line
Two adjacent strokes
A double line consists of two parallel lines placed close together.
In road markings, double lines indicate no-passing zones—yellow double lines separate opposing traffic, white double lines separate same-direction lanes.
In music notation, a double line marks the end of a section or piece.
In document formatting, double lines create visual separation or emphasis: The contract had a double line above the signature block.
- parallelEquidistant at all points
- stripeContrasting linear marking
- boundaryLine marking a limit
- roadVehicle travel surface
- markingIndicating with symbols
yellow · divider · lane · highway · border · rule · ruled paper · underline · notation · sheet music · margin · track · railroad · train tracks · symmetry · edge · barrier · twin
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