diagram

[dahy-uh-gram]

noun

1. a figure, usually consisting of a line drawing, made to accompany and illustrate a geometrical theorem, mathematical demonstration, etc.

2. a drawing or plan that outlines and explains the parts, operation, etc., of something.

   a diagram of an engine.

3. a chart, plan, or scheme.

verb (used with object)

diagramed, diagrammed, diagraming, diagramming. 

1. to represent by a diagram; make a diagram of.

diagram

/ ˌdaɪəɡrəˈmætɪk, ˈdaɪəˌɡræm /

noun

1. a sketch, outline, or plan demonstrating the form or workings of something

2. maths a pictorial representation of a quantity or of a relationship

   a Venn diagram

verb

1. to show in or as if in a diagram

Other Word Forms

• diagrammatic adjective
• diagrammatically adverb
• diagrammable adjective
• misdiagrammed adjective
• undiagramed adjective
• undiagrammed adjective

Word History and Origins

Origin of diagram¹

1610–20; < Latin diagramma < Greek: that which is marked out by lines. See dia-, -gram ¹

Word History and Origins

Origin of diagram¹

C17: from Latin diagramma, from Greek, from diagraphein, from graphein to write

Example Sentences

One of the more eye-catching diagrams in Universal's planning documents shows a train line stretching from mainland Europe all the way to Bedford.

From BBC

Even a film like “Black Swan,” which lives at the center of the Venn diagram between madness and camp, doesn’t go down easily.

From Salon

Other times, for the players who preferred to see plays spelled out with Xs and O’s, he’d diagram it on paper.

From Los Angeles Times

Prosecutors said Zhao transmitted "plans for a large-scale maritime training exercise in the Pacific theatre, operational orders and electrical diagrams and blueprints for a Ground/Air Task Oriented Radar system located in Okinawa, Japan".

From BBC

The new ordinance also contains other fee changes, including an increase in the business diagram modification review fee and a drop in the ownership structure modification review fee.

From Los Angeles Times