flow chart

noun
1.
Also called flow sheet. a detailed diagram or chart of the operations and equipment through which material passes, as in a manufacturing process.
2.
a graphic representation, using symbols interconnected with lines, of the successive steps in a procedure or system.
Also, flowchart.
Also called flow diagram.
Origin
1915-20
British Dictionary definitions for flow diagrams

flow chart

noun
1.
a diagrammatic representation of the sequence of operations or equipment in an industrial process, computer program, etc