digit
Noun

One of the elements that collectively form a system of numeration (synset 113763162)
hypernym: integer, whole number  any of the natural numbers (positive or negative) or zerohyponym:
 binary digit  either 0 or 1 in binary notation
 octal digit  a digit from 0 to 7 in octal notation
 decimal digit  a digit from 0 to 9 in decimal notation
 duodecimal digit  a digit from 0 to 11 in duodecimal notation
 hexadecimal digit  a digit from 0 to 15 in hexadecimal notation
 significant digit, significant figure  any digit of a number that is known with certainty; any digit of a number beginning with the leftmost nonzero digit and ending with the rightmost nonzero digit (or a zero considered to be the exact value)
 0, cipher, cypher, nought, zero  a mathematical element that when added to another number yields the same number
 1, ace, i, one, single, unity  the smallest whole number or a numeral representing this number
 2, deuce, ii, two  the cardinal number that is the sum of one and one or a numeral representing this number
 3, deuceace, iii, leash, tercet, ternary, ternion, terzetto, three, threesome, tierce, trey, triad, trine, trinity, trio, triplet, troika  the cardinal number that is the sum of one and one and one
 4, four, foursome, iv, little joe, quadruplet, quartet, quatern, quaternary, quaternion, quaternity, tetrad  the cardinal number that is the sum of three and one
 5, cinque, fin, five, fivesome, little phoebe, pentad, phoebe, quint, quintet, quintuplet, v  the cardinal number that is the sum of four and one
 6, captain hicks, half a dozen, hexad, sestet, sextet, sextuplet, sise, six, sixer, vi  the cardinal number that is the sum of five and one
 7, heptad, septenary, septet, seven, sevener, vii  the cardinal number that is the sum of six and one
 8, eight, eighter, eighter from decatur, octad, octet, octonary, ogdoad, viii  the cardinal number that is the sum of seven and one
 9, ennead, ix, nina from carolina, nine, niner  the cardinal number that is the sum of eight and one
synonym: figure 
The length of breadth of a finger used as a linear measure (synset 113675079)
hypernym: linear measure, linear unit  a unit of measurement of length

A finger or toe in human beings or corresponding body part in other vertebrates (synset 105573730)
hyponym:part holonym:part meronym: craniate, vertebrate  animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or craniumsynonym: dactyl
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