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Definitions and Synonyms of diagonal | Another word for diagonal | What is diagonal?

Definition 1: a punctuation mark (/) used to separate related items of information - [noun denoting communication]

Synonyms for diagonal in the sense of this definition

(diagonal is a kind of ...) the marks used to clarify meaning by indicating separation of words into sentences and clauses and phrases

Definition 2: an oblique line of squares of the same color on a checkerboard - [noun denoting group]

Samples where diagonal or its synonyms are used according to this definition

  • the bishop moves on the diagonals

(diagonal is a kind of ...) a formation of people or things one behind another

"the line stretched clear around the corner" "you must wait in a long line at the checkout counter"

(diagonal is a kind of ...) a formation of people or things one beside another

"the line of soldiers advanced with their bayonets fixed" "they were arrayed in line of battle" "the cast stood in line for the curtain call"

(... is a kind of diagonal ) the diagonal of a square matrix running from the upper left entry to the lower right entry

(... is a kind of diagonal ) the diagonal of a square matrix running from the lower left entry to the upper right entry

(... is part of diagonal) a board having 64 squares of two alternating colors

Definition 3: (mathematics) a set of entries in a square matrix running diagonally either from the upper left to lower right entry or running from the upper right to lower left entry - [noun denoting group]

(diagonal is a kind of ...) (mathematics) an abstract collection of numbers or symbols

"the set of prime numbers is infinite"

(... is part of diagonal) a matrix with the same number of rows and columns

(diagonal belongs to category ...) a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement

Definition 4: a line or cut across a fabric that is not at right angles to a side of the fabric - [noun denoting shape]

Synonyms for diagonal in the sense of this definition

(diagonal is a kind of ...) a line traced by a point traveling in a constant direction; a line of zero curvature

"the shortest distance between two points is a straight line"

Definition 5: (geometry) a straight line connecting any two vertices of a polygon that are not adjacent - [noun denoting shape]

(diagonal is a kind of ...) a line traced by a point traveling in a constant direction; a line of zero curvature

"the shortest distance between two points is a straight line"

(diagonal belongs to category ...) the pure mathematics of points and lines and curves and surfaces

Definition 6: having an oblique or slanted direction - [adjective satellite denoting all]

Synonyms for diagonal in the sense of this definition

(diagonal is similar to ...) at an angle to the horizontal or vertical position

"an inclined plane"

Definition 7: connecting two nonadjacent corners of a plane figure or any two corners of a solid that are not in the same face - [adjective satellite denoting all]

Samples where diagonal or its synonyms are used according to this definition

  • a diagonal line across the page

(diagonal is similar to ...) slanting or inclined in direction or course or position--neither parallel nor perpendicular nor right-angled

"the oblique rays of the winter sun" "acute and obtuse angles are oblique angles" "the axis of an oblique cone is not perpendicular to its base"

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Other word for diagonalization

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