Meaning | One of the elements that collectively form a system of numeration. |
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Example | "0 and 1 are *digits*" |
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Synonym | figure |
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Narrower | binary digit | Either 0 or 1 in binary notation |
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decimal digit | A digit from 0 to 9 in decimal notation |

duodecimal digit | A digit from 0 to 11 in duodecimal notation |

eight, 8, VIII, eighter, eighter from Decatur, octad, ogdoad, octonary, octet | The cardinal number that is the sum of seven and one |

five, 5, V, cinque, quint, quintet, fivesome, quintuplet, pentad, fin, Phoebe, Little Phoebe | The cardinal number that is the sum of four and one |

four, 4, IV, tetrad, quatern, quaternion, quaternary, quaternity, quartet, quadruplet, foursome, Little Joe | The cardinal number that is the sum of three and one |

hexadecimal digit | A digit from 0 to 15 in hexadecimal notation |

nine, 9, IX, niner, Nina from Carolina, ennead | The cardinal number that is the sum of eight and one |

octal digit | A digit from 0 to 7 in octal notation |

one, 1, I, ace, single, unity | The smallest whole number or a numeral representing this number |

seven, 7, VII, sevener, heptad, septet, septenary | The cardinal number that is the sum of six and one |

significant digit, significant figure | Any digit of a number that is known with certainty |

six, 6, VI, sixer, sise, Captain Hicks, half a dozen, sextet, sestet, sextuplet, hexad | The cardinal number that is the sum of five and one |

three, 3, III, trio, threesome, tierce, leash, troika, triad, trine, trinity, ternary, ternion, triplet, tercet, terzetto, trey, deuce-ace | The cardinal number that is the sum of one and one and one |

two, 2, II, deuce | The cardinal number that is the sum of one and one or a numeral representing this number |

zero, 0, nought, cipher, cypher | A mathematical element that when added to another number yields the same number |

Broader | integer, whole number | Any of the natural numbers (positive or negative) or zero |
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Spanish | cifra, dígito |
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Catalan | dígit, xifra |
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Adjectives | digital | displaying numbers rather than scale positions |
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Verbs | digitize, digitise, digitalize | put into digital form, as for use in a computer |
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