What does datum mean?

Definitions for datum
ˈdeɪ təm, ˈdæt əm, ˈdɑ təm; ˈdeɪ tə, ˈdæt ə, ˈdɑ təda·tum

This dictionary definitions page includes all the possible meanings, example usage and translations of the word datum.

Princeton's WordNet

  1. datum, data pointnoun

    an item of factual information derived from measurement or research


  1. Datumnoun

    a single piece of information; a fact; especially a piece of information obtained by observation or experiment; -- used mostly in the plural.

  2. Datumnoun

    (Surveying) a point, line, or level surface used as a reference in measuring elevations. RHUD


  1. datumnoun

    plural: data A measurement of something on a scale understood by both the recorder (a person or device) and the reader (another person or device). The scale is arbitrarily defined, such as from 1 to 10 by ones, 1 to 100 by 0.1, or simply true or false, on or off, yes, no, or maybe, etc.

  2. datumnoun

    plural: data a fact known from direct observation

  3. datumnoun

    plural: data a premise from which conclusions are drawn

  4. datumnoun

    plural: datums a fixed reference point

  5. Etymology: From datum.


  1. datum

    A datum is a single piece of information, often a fact, statistic, or a measurement, that is used as a basis for analysis, discussion, or calculation. It serves as a reference or base for further study, research, or decision-making. In the context of surveying and navigation, a datum can also refer to a fixed reference point on the earth's surface against which measurements or observations are made.

Webster Dictionary

  1. Datumnoun

    something given or admitted; a fact or principle granted; that upon which an inference or an argument is based; -- used chiefly in the plural

  2. Datumnoun

    the quantities or relations which are assumed to be given in any problem

  3. Etymology: [L. See 2d Date.]

Chambers 20th Century Dictionary

  1. Datum

    dā′tum (see Data).—n. Dā′tum-line, the horizontal base-line from which heights and depths are measured.

Dictionary of Military and Associated Terms

  1. datum

    Any numerical or geometrical quantity or set of such quantities which may serve as reference or base for other quantities. Where the concept is geometric, the plural form is

Dictionary of Nautical Terms

  1. datum

    The base level.

Editors Contribution

  1. datum

    A piece of information.

    The datum was simple and easy to input onto the computer.

    Submitted by MaryC on January 2, 2020  

Matched Categories

How to pronounce datum?

How to say datum in sign language?


  1. Chaldean Numerology

    The numerical value of datum in Chaldean Numerology is: 1

  2. Pythagorean Numerology

    The numerical value of datum in Pythagorean Numerology is: 5

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Translations for datum

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"datum." Definitions.net. STANDS4 LLC, 2024. Web. 1 Mar. 2024. <https://www.definitions.net/definition/datum>.

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    actively or fully engaged or occupied
    • A. tight
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