
DIAGONAL Definition & Meaning - Merriam-Webster
The meaning of DIAGONAL is joining two vertices of a rectilinear figure that are nonadjacent or two vertices of a polyhedral figure that are not in the same face.
Diagonal - Wikipedia
In geometry, a diagonal is a line segment joining two vertices of a polygon or polyhedron, when those vertices are not on the same edge. Informally, any sloping line is called diagonal.
DIAGONAL | definition in the Cambridge English Dictionary
DIAGONAL meaning: 1. A diagonal line is straight and sloping, not horizontal or vertical, for example joining two…. Learn more.
What is a Diagonal - Meaning, Examples | Diagonal Line
A line segment joining one corner to another but is not an edge is called a diagonal. In other words, a diagonal is a line that connects the opposite vertices of a polygon.
Diagonal Definition & Meaning | Britannica Dictionary
DIAGONAL meaning: 1 : joining two opposite corners of a shape (such as a square or rectangle) especially by crossing the center point of the shape; 2 : not going straight across or up and down
diagonal - WordReference.com Dictionary of English
Mathematics connecting two angles that are not next to each other, such as at opposite corners of a square: a diagonal line. having an oblique or slanting direction: diagonal stripes.
diagonal noun - Definition, pictures, pronunciation and usage ...
Definition of diagonal noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
DIAGONAL definition in American English | Collins English ...
A diagonal line or movement goes in a sloping direction, for example, from one corner of a square across to the opposite corner. ...a pattern of diagonal lines.
diagonal | meaning of diagonal in Longman Dictionary of ...
diagonal meaning, definition, what is diagonal: a diagonal line is straight and joins tw...: Learn more.
Diagonal - Definition, Meaning & Synonyms | Vocabulary.com
A diagonal is made out of a straight line that's set at an angle instead of straight up or across. If you picture a square and draw a line connecting the opposite corners, that’s a diagonal line. …