(operations) A diagram which uses the symbols and notations of program evaluation and review technique to depict the flow of dependent tasks and other events in a project.

(astronomy) A map of the night sky used to identify and locate astronomical objects such as stars, constellations and galaxies. / A radar chart.

A placard with the capital letter E printed on it in various orientations and sizes, designed to test distance vision.

(management) A graphic display of reporting relationships in an organization, sometimes displaying position titles and position holders.

A large pad, usually supported on a stand, used for (typically handwritten) presentations.

A two-dimensional chart that graphs the political spectrum, mapping cultural issues on one axis and economic issues on another axis to represent conservatism, libertarianism, and their opposites.

a weather map

A family tree or pedigree in which the ancestors, rather than the descendants of a particular person are shown

A chart similar to a line graph, but with the line forming a series of steps between data points. / (video games) A sequence of steps to be performed in a dance game.

(nautical) A device that uses GPS to maintain a (normally digital) chart of a ship's course.