1. A plan, sketch, drawing, or outline designed to demonstrate or explain how something works or to clarify the relationship between the parts of a whole. 2.Mathematics A graphic representation of an algebraic or geometric relationship. 3. A chart or graph.
TRANSITIVE VERB:
Inflected forms: di·a·grammed or di·a·gramed, di·a·gram·ming or di·a·gram·ing, di·a·grams or di·a·grams To indicate or represent by or as if by a diagram.
ETYMOLOGY:
Latin diagramma, figure, from Greek, a figure worked out by lines, plan, from diagraphein, to mark out, delineate : dia-, dia- + graphein, to write; see gerbh- in Appendix I.