lineation
noun
lin·e·a·tion ˌli-nē-ˈā-shən 
1
a
: the action of marking with lines : delineation
b
: outline
2
: an arrangement of lines
Word History
Etymology
Middle English lineacion outline, from Latin lineation-, lineatio, from lineare to mark with lines, from linea
First Known Use
14th century, in the meaning defined at sense 1a