4. (Science: anatomy) One twelfth part of the diameter of the sun or moon; a term used to express the quantity of an eclipse; as, an eclipse of eight digits is one which hides two thirds of the diameter of the disk.
Origin: L. Digitus finger; prob. Akin to gr, of uncertain origin; possibly akin to E. Toe. Cf. Dactyl. The length of breadth of a finger used as a linear measure.A finger or toe in human beings or corresponding part in other vertebrates.The metatarsals of mammals (the hands and toes).