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 …

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 …

In engineering and drafting, a datum is a reference point, surface, or axis on an object against which measurements are made. These are then referred to by one or more 'datum references' …

Get a quick, free translation! DATUM definition: 1. a single piece of information 2. a single piece of information. Learn more.

Jan 2, 2025 · Datums are basically the starting point of any measurement—they keep measurements accurate throughout the manufacturing, the assembly, and the quality checks. …

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.

Nov 13, 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 …

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

This page explains the different types of datums and the drawing indications of datum features. “Learning GD&T From Scratch,” provided by KEYENCE, walks you through the basics of …

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