1911 Encyclopædia Britannica/Digit
|←Digges, West||1911 Encyclopædia Britannica, Volume 8
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DIGIT (Lat. digitus, finger), literally a finger or toe, and so used to mean, from counting on the fingers, a single numeral, or, from measuring, a finger’s breadth. In astronomy a digit is the twelfth part of the diameter of the sun or moon; it is used to express the magnitude of an eclipse.