(of a crystal) having all axes of the same length (opposed to anisometric).
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How to use equant in a sentence
Copernicus, by making the sun the centre, had been able to simplify a good deal of this, and to abolish the equant.Pioneers of Science | Oliver Lodge
He adopted the excentric and equant of Hipparchus to explain the unequal motions of the sun and moon.History of Astronomy | George Forbes
Hence he expected to derive a more direct and natural method of calculating the inequalities, than from the imaginary equant.The Life of Galileo Galilei, with Illustrations of the Advancement of Experimental Philosophy | John Elliot Drinkwater Bethune