plot a secret scheme to do something (especially something underhand or illegal); "they concocted a plot to discredit the governor"; "I saw through his little game from the start"
organization chart a chart showing the lines of responsibility between departments of a large organization
A chart is a graphical representation of data, in which "the data is represented by symbols, such as bars in a bar chart, lines in a line chart, or slices in a pie chart". A chart can represent tabular numeric data, functions or some kinds of qualitative structures.
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chart A formal written record of transactions, proceedings, etc., as of a society, committee, or legislative body.
chart A map for navigation that delineates a portion of the sea, indicating the outline of the coasts and the position of rocks, sandbanks and other parts of a sea.