di·ag·o·nal
(dī-ăǵə-nəl)
[Latin diagōnālis, from Greek diagōnios, from angle to angle, dia-, dia-, + gōniā, angle, corner.]
adjective
- Mathematics
- Joining two nonadjacent vertices of a polygon.
- Joining two vertices of a polyhedron not in the same face.
- Having a slanted or oblique direction.
- Having oblique lines or markings.
- Relating to or being the front left and back right feet or the front right and back left feet of a quadruped.
noun
- Mathematics A diagonal line or plane.
- Something, such as a row, course, or part, that is arranged obliquely.
- A fabric woven with diagonal lines.
- A virgule.
derivatives
- di·aǵo·nal·ly
- adverb