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We found 42 dictionaries with English definitions that include the word diagonal: Click on the first link on a line below to go directly to a page where "diagonal" is defined. General (29 matching dictionaries) diagonal: American Heritage Dictionary of the English Language [home, info] diagonal: Collins English Dictionary [home, info] diagonal: Vocabulary.com [home, info] diagonal, diagonal: Macmillan Dictionary [home, info] diagonal: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Diagonal, diagonal: Wordnik [home, info] diagonal: Cambridge Advanced Learner's Dictionary [home, info] Diagonal: Wiktionary [home, info] diagonal: Webster's New World College Dictionary, 4th Ed. [home, info] diagonal: The Wordsmyth English Dictionary-Thesaurus [home, info] diagonal: Infoplease Dictionary [home, info] diagonal: Dictionary.com [home, info] diagonal: Online Etymology Dictionary [home, info] Diagonal, diagonal: UltraLingua English Dictionary [home, info] diagonal: Cambridge Dictionary of American English [home, info] Diagonal (Barcelona Metro), Diagonal (football), Diagonal: Wikipedia, the Free Encyclopedia [home, info] Diagonal: Online Plain Text English Dictionary [home, info] diagonal: Webster's Revised Unabridged, 1913 Edition [home, info] diagonal: Rhymezone [home, info] diagonal, diagonal, diagonal: AllWords.com Multi-Lingual Dictionary [home, info] diagonal: Webster's 1828 Dictionary [home, info] Diagonal: 1911 edition of the Encyclopedia Britannica [home, info] diagonal: Free Dictionary [home, info] diagonal: Mnemonic Dictionary [home, info] diagonal: WordNet 1.7 Vocabulary Helper [home, info] diagonal: LookWAYup Translating Dictionary/Thesaurus [home, info] diagonal: Dictionary/thesaurus [home, info] Art (1 matching dictionary) diagonal: ArtLex Lexicon of Visual Art Terminology [home, info] Business (3 matching dictionaries) Diagonal: Construction Term Glossary [home, info] Diagonal: Deardorff's Glossary of International Economics [home, info] diagonal: Legal dictionary [home, info] Computing (1 matching dictionary) diagonal: Encyclopedia [home, info] Medicine (1 matching dictionary) diagonal: online medical dictionary [home, info] Miscellaneous (1 matching dictionary) diagonal, diagonal: Wordcraft Dictionary [home, info] Science (3 matching dictionaries) Diagonal: Eric Weisstein's World of Mathematics [home, info] diagonal: Botanical Terms [home, info] diagonal: PlanetMath Encyclopedia [home, info] Slang (1 matching dictionary) diagonal: Urban Dictionary [home, info] Sports (1 matching dictionary) Diagonal: Chess Dictionary [home, info] Tech (1 matching dictionary) Diagonal: AUTOMOTIVE TERMS [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (diagonal) ▸ noun:  (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:  an oblique line of squares of the same color on a checkerboard ("The bishop moves on the diagonals") ▸ noun:  a line or cut across a fabric that is not at right angles to a side of the fabric ▸ noun:  (geometry) a straight line connecting any two vertices of a polygon that are not adjacent ▸ noun:  a punctuation mark (/) used to separate related items of information ▸ adjective:  at an angle; especially connecting two nonadjacent corners of a plane figure or any two corners of a solid that are not in the same face ("A diagonal line across the page") ▸ adjective:  having an oblique or slanted direction ▸ Word origin