diagram Meaning, Definition & Usage

  1. noun a drawing intended to explain how something works; a drawing showing the relation between the parts
  2. verb make a schematic or technical drawing of that shows interactions among variables or how something is constructed
    plot.

WordNet

Di"a*gram noun
Etymology
Gr. , fr. to mark out by lines; through + to draw, write: cf. F. diagramme. See Graphic.
Definitions
  1. (Geom.) A figure or drawing made to illustrate a statement, or facilitate a demonstration; a plan.
  2. Any simple drawing made for mathematical or scientific purposes, or to assist a verbal explanation which refers to it; a mechanical drawing, as distinguished from an artistical one.
Di"a*gram transitive verb
Definitions
  1. To put into the form of a diagram.

Webster 1913