pie chart

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pie chart

[′pī ‚chärt]
(mathematics)
A circle divided by several radii into sectors whose relative areas represent the relative magnitudes of quantities or the relative frequencies of items in a frequency distribution. Also known as circle graph; sectorgram.
Pie graphclick for a larger image
Fig. 23 Pie graph or pie chart. In the above example, sectors of the graph indicate the type of employment of Polytechnic and College social science graduates, three years after graduation.

pie graph

or

pie chart

a circular graph divided into sectors proportional to the magnitudes of the quantities represented.

pie chart

A graphical representation of information in which each unit of data is represented as a pie-shaped piece of a circle. See business graphics.