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/dˈætəm/ /dˈeɪtəm/ Listen

noun

Datum n. (pl. data)

Something given or admitted; a fact or principle granted; that upon which an inference or an argument is based; used chiefly in the plural. "Any writer, therefore, who... furnishes us with data sufficient to determine the time in which he wrote."

A single piece of information; a fact; especially a piece of information obtained by observation or experiment; used mostly in the plural.

pl. (Math.) The quantities or relations which are assumed to be given in any problem.

(Surveying) A point, line, or level surface used as a reference in measuring elevations.

Datum line (Surv.), the horizontal or base line, from which the heights of points are reckoned or measured, as in the plan of a railway, etc.

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Etymology of 'Datum'

Collaborative International Dictionary of English 0.48

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"Datum" Quotes from Famous Books

... question, therefore, as to the time of the origin of Gnosticism, as a complete phenomenon, cannot be answered. The remarks of Hegesippus (Euseb. H. E. IV. 22) refer to the Jerusalem Church, and have not even for that the value of a fixed datum. The only important question here is the point of time at which the expulsion or secession of the schools and unions took place in the different ...

— History of Dogma, Volume 1 (of 7) • Adolph Harnack

... the outcome of hard, patient, conscientious study. If he had chosen, he might, without difficulty, have produced a far greater body of work of less value; and from a worldly point of view, he would have been wise. Such was not his understanding [5] of the use of his talents. Cui multum datum est, multum quaeretur ab eo. Those who wish to understand the spirit in which he worked, will find it in ...

— Greek Studies: A Series of Essays • Walter Horatio Pater

... that the doctrine of the Conservation of Energy supplies us with such a datum, and thus the conclusion easily follows—"It would seem, then, that the only sense in which experience supports, in any shape, the doctrine of a First Cause, viz., as the primaeval and universal element of all causes, the First Cause can be no ...

— A Candid Examination of Theism • George John Romanes

... stages in the process of erosion can be distinguished and to some extent correlated with the time scale of the rocks in other regions. One such stage is particularly manifest in the Catoctin Belt and furnishes the datum by which to place other stages. It is also best adapted for study, because it is connected directly with the usual time scale by its associated deposits. This stage is the Tertiary baselevel, and the deposit is the Lafayette ...

— History and Comprehensive Description of Loudoun County, Virginia • James W. Head

... to get very definite comparative values for the pulse rate under varying conditions, and also that the specific gravity of fluids from the body should be ascertained in order to get another definite datum in the knowledge of disease. It was long before these suggestions were to bear much fruit, but it is interesting to ...

— Old-Time Makers of Medicine • James J. Walsh

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