from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A circular graph having radii dividing the circle into sectors proportional in angle and area to the relative size of the quantities represented. Also called circle graph.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A pictorial graph in the shape of a circle, with segments representing related proportions
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a circular chart divided into triangular areas proportional to the percentages of the whole
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