twofoldline
nounUK /ˈtuːfəʊldlaɪn/
US /ˈtuːfoʊldlaɪn/
A twofoldline is a line that is folded two times.
She drew a twofoldline on the paper to make a neat crease.
OTHER MEANINGS
2. A pair of parallel lines drawn close together.
The artist added a twofoldline beside the border for extra detail.
3. A path or route that doubles back on itself.
The trail became a twofoldline as it wound up the hill.
4. A written line repeated twice for emphasis.
The teacher wrote a twofoldline at the top of the board.