datum
Pronunciation: /ˈdeɪtəm/
The English word “datum” has 4 meanings listed here.
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.
- A point, line, plane, 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).
- 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
Etymology
Learned borrowing from Latin datum, a nominalization of datus, perfect passive participle of dō, from Proto-Italic *didō, from Proto-Indo-European *dédeh₃ti, reduplication of *deh₃-, or from *-ti. Doublet of die.
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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.