diagonal
dia
ˈdaɪæ
daiā
gonal
gənl
gēnl
octagonalhexagonalagonalpentagonal

Definition & Meaning of "diagonal"in English

diagonal
01

(of a straight line) joining opposite corners of a flat shape at an angle 

diagonal definition and meaning
Grammatical Information
Composition
Simple
relational
ungradable
Examples
The diagonal line on the graph represented the trend of increasing sales over time. 
02

extending or inclined in a slanting direction 

diagonal definition and meaning
Examples
The diagonal path through the forest offered a shortcut to the lake. 
Diagonal
01

a straight line connecting opposite corners of a flat shape at an angle 

diagonal definition and meaning
Examples
The rectangle's diagonal was longer than its sides. 
02

a symbol or line that slants from one corner to the opposite corner, often used to separate or divide 

Grammatical Information
Animacy status
Inanimate
Composition
Simple
Countable
Plural form
diagonals
Examples
The URL included a diagonal between the directory and file name. 
03

a slanted line formed by squares of the same color on a grid, often seen in games like chess 

Examples
The bishop moves along the diagonals. 
04

a line of entries in a square matrix connecting opposite corners 

Examples
The main diagonal of the matrix contained only ones. 
05

a line or cut in fabric that runs at an angle, typically not aligned with the edges or seams 

Examples
The designer cut a diagonal across the fabric to create a bias strip for the dress. 
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