datum

noun

Something known or assumed as fact, and is made the basis of reasoning or inference which an intellectual system of any sort (such as knowledge or theoretical framework) is constructed.

(cartography, surveying, engineering, manufacturing) A point, line, or surface with reference to which positions (such as elevations) are measured or indicated. (Examples include a permanent benchmark in leveling or mean sea level in a topographical survey).

(nautical) A floating reference point, or SLDMB, used to evaluate surface currents in a body of water, and often employed by coastal search and rescue.

verb

To provide missing data points by using a mathematical model to extrapolate values that are outside the range of a measuring device.

Roots

dareda- · Latin · to give

Synonyms for datum

datan informationn infon factsn

Synonyms & related words for datum

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Words related to datum

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Synonyms for datum

Common synonyms for datum include data, information, info, facts — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does datum come from?

The word datum breaks down into one root of Latin origin: the root da-, from Latin dare (“to give”). Explore each root to see other English words built from the same source.