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  1. 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.

  2. What is a Diagonal - Meaning, Examples | Diagonal Line - Cuemath

    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. Learn the definition, formula, …

  3. 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.

  4. DIAGONAL | English meaning - Cambridge Dictionary

    DIAGONAL definition: 1. A diagonal line is straight and sloping, not horizontal or vertical, for example joining two…. Learn more.

  5. Diagonal Definition (Illustrated Mathematics Dictionary)

    Illustrated definition of Diagonal: Generally means corner to corner. In Geometry: a line segment that goes from one corner to another, but...

  6. What Is Diagonal in Math? Definition, Solved Examples, Facts

    A diagonal is a line segment connecting the opposite vertices or the non-adjacent vertices of a polygon. Learn about the diagonals of polygons, examples, & more.

  7. What does Diagonal mean? - Definitions.net

    A diagonal is a line segment that connects two non-adjacent vertices in a polygon, polyhedron, or any multi-dimensional geometric shape. In other words, it is the line linking two corners of a shape that is …

  8. Diagonal - Math.net

    For a polygon, a diagonal is a line segment joining two non-consecutive vertices (not next to each other). One of the diagonals is shown for polygons A and B below.

  9. Diagonal Definition & Meaning | YourDictionary

    Diagonal definition: Having a slanted or oblique direction.

  10. DIAGONAL Definition & Meaning | Dictionary.com

    DIAGONAL definition: See examples of diagonal used in a sentence.