Data comes from the plural of datum, a technical word that refers to a single piece of information. Data continues to function as a plural, especially in technical and formal writing, taking a plural …

The WGS 84 datum, within two meters of the NAD 83 datum used in North America, is the only world referencing system in place today. WGS 84 is the default standard datum for …

Dec 7, 2023 · A geodetic datum or reference frame is an abstract coordinate system with a reference surface (such as sea level) that serves to provide known locations to begin surveys …

DATUM definition: a single piece of information, as a fact, statistic, or code; an item of data. See examples of datum used in a sentence.

A common datum point is used throughout all the experiments as a reference point.

Jan 2, 2025 · A datum feature refers to the physical part of the object which is used as reference for a datum. It may be a particular point, line, plane or surface on the part.

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

Definition of datum noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 11, 2025 · datum (plural (sense 1 and 2) data or (senses 3 and 4) datums) Something known or assumed as fact, and is made the basis of reasoning or inference which an intellectual …

A datum provides a reference for the geographic coordinates we use to reference data to the earth. For hundreds of years, datums were established in each area for the data to be …