Datum (noun) Definition, Meaning & Examples

noun, plural da·ta [dey-tuh, dat-uh, dah-tuh] /ˈdeɪ tə, ˈdæt ə, ˈdɑ tə/ for 1-3, da·tums for 4, 5.
  1. a single piece of information, as a fact, statistic, or code; an item of data.
  2. Philosophy.
    • any fact assumed to be a matter of direct observation.
    • any proposition assumed or given, from which conclusions may be drawn.
  3. the object of knowledge as presented to the mind.
  4. any level surface, line, or point used as a reference in measuring elevations.
  5. a basis for horizontal control surveys, consisting of the longitude and latitude of a certain point, the azimuth of a certain line from this point, and two constants used in defining the terrestrial spheroid.
noun plural -ta (-tə)
  1. a single piece of information; fact
  2. a proposition taken for granted, often in order to construct some theoretical framework upon it; a given
Datum (noun) Definition, Meaning & Examples

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