Gantt chart

n.A graph using horizontal bars to represent tasks to be performed, with the order of the bars indicating the sequence and the length of the bars the time necessary to complete the task.

Citations

Yates 1989, p. 88 Perhaps the best-known application of graphic analysis to scheduling is the Gantt chart. Henry Laurence Gantt was an early follower of Frederick Taylor . . . and a major proponent of scientific management. . . . Developed in 1917 to aid in the war effort, the widely praised Gantt chart focused on progress toward scheduled goals, rather than on actual quantities.