datum plural
da·tum
The plural form of datum is predata
D dDefinitions
- noun plural datum a single piece of information, as a fact, statistic, or code; an item of data. 1
- noun plural datum Philosophy. any fact assumed to be a matter of direct observation. any proposition assumed or given, from which conclusions may be drawn. 1
- noun plural datum Also called sense datum. Epistemology. the object of knowledge as presented to the mind. Compare ideatum. 1
- noun plural datum Surveying, Civil Engineering. any level surface, line, or point used as a reference in measuring elevations. 1
- noun plural datum Surveying. 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. 1