rectilineal
rec·ti·li·neal
adjective
1.
characterized by a straight line or lines
- “rectilinear patterns in wallpaper”
- “the rectilinear propagation of light”
Origin
From recti- + lineal.
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.