Datum Definition

dātəm, dătəm, dätəm
data, datums
noun
data
A fact or proposition used to draw a conclusion or make a decision.
American Heritage
Something known or assumed; information from which conclusions can be inferred.
Webster's New World
A real or assumed thing, used as a basis for calculations or measurements, as a level (also datum plane) from which elevations and depths are measured in surveying.
Webster's New World

(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.

Wiktionary
Synonyms:
informationsknowledgesloresintelligencesevidencestestimoniesinputsdopesscoresmaterialsscoopsdata-point

Other Word Forms of Datum

Noun

Singular:
datum
Plural:
data, datums

Origin of Datum

  • Latin something given from neuter past participle of dare to give dō- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin datum.

    From Wiktionary

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