Definition of diagram in English:


Syllabification: di·a·gram
Pronunciation: /ˈdīəˌgram


(abbreviation: diag.)
  • 1A simplified drawing showing the appearance, structure, or workings of something; a schematic representation: a diagram of the living room
    More example sentences
    • They are packed with detail but it doesn't seem overwhelming because the pages are broken up with masses of superb colour photographs, maps, street-by-street diagrams and drawings.
    • Apart from the run-of-the-mill stuff like e-mail and word processing, he is teaching himself to use the computer to draw schematic diagrams.
    • The data are summarized in the schematic diagram below.
    drawing, line drawing, sketch, representation, draft, illustration, picture, plan, outline, delineation, figure; Computing graphic
  • 1.1 Geometry A figure composed of lines that is used to illustrate a definition or statement or to aid in the proof of a proposition.
    More example sentences
    • Along with many line diagrams and equations, the problems and ‘mathematical meanderings’ strengthen concepts in each chapter.
    • Stefan handed some chalk to Spencer who began drawing various diagrams on the board.

verb (diagrams, diagraming, diagramed; also diagramming, diagrammed)

[with object] Back to top  
  • Represent (something) in graphic form: the experiment is diagramed on page fourteen
    More example sentences
    • The screening method is diagrammed in Fig 1A and represents a modification of the crossing design of COYNE et al. 1998.
    • The Kensico Cemetery burial card diagrams the wedge-shaped plot, 5 feet by 8 by 40.
    • By diagramming actual people in actual relationships, we are introducing both mechanical and conceptual problems.


early 17th century: from Latin diagramma, from Greek, from diagraphein 'mark out by lines', from dia 'through' + graphein 'write'.

More definitions of diagram

Definition of diagram in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
a powerful whirlpool in the sea