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datum    音標拼音: [d'ætəm] [d'etəm]
n. 材料,資料,已知數

材料,資料,已知數

datum
資料 D

datum
資料

datum
n 1: an item of factual information derived from measurement or
research [synonym: {datum}, {data point}]

Datum \Da"tum\, n.; pl. {Data}. [L. See 2d {Date}.]
1. Something given or admitted; a fact or principle granted;
that upon which an inference or an argument is based; --
used chiefly in the plural.
[1913 Webster]

Any writer, therefore, who . . . furnishes us with
data sufficient to determine the time in which he
wrote. --Priestley.
[1913 Webster]

2. a single piece of information; a fact; especially a piece
of information obtained by observation or experiment; --
used mostly in the plural.
[PJC]

3. pl. (Math.) The quantities or relations which are assumed
to be given in any problem.
[1913 Webster]

4. (Surveying) a point, line, or level surface used as a
reference in measuring elevations. --RHUD
[PJC]

{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.
[1913 Webster]

146 Moby Thesaurus words for "datum":
absolute fact, accepted fact, account, acquaintance, actual fact,
admitted fact, announcement, article, aspect, axiom, bald fact,
bare fact, basis for belief, blue book, body of evidence, briefing,
brutal fact, bulletin, case, chain of evidence, circumstance, clue,
cold fact, communication, communique, conceded fact, corpus, count,
data, demonstrable fact, detail, directory, dispatch,
documentation, element, empirical fact, enlightenment,
established fact, evidence, exhibit, experience, expertise, facet,
fact, fact of experience, factor, facts, factual base,
factual information, familiarity, familiarization, gen,
general information, given fact, grounds, grounds for belief,
guidebook, handout, hard fact, hard information, incidental,
incidental information, indication, indisputable fact,
inescapable fact, info, information, instance, instruction,
intelligence, intimacy, item, item of evidence, ken, know-how,
knowing, knowledge, light, manifestation, mark, material grounds,
matter, matter of fact, mention, message, minor detail, minutia,
minutiae, muniments, mute witness, naked fact, not guesswork,
not opinion, notice, notification, particular, piece of evidence,
plain, point, positive fact, postulate, practical knowledge,
premises, presentation, private knowledge, privity,
promotional material, proof, provable fact, publication, publicity,
ratio cognoscendi, reason to believe, regard, release,
relevant fact, report, respect, salient fact, self-evident fact,
self-knowledge, sidelight, sign, significant fact, simple fact,
sober fact, statement, stubborn fact, symptom, technic, technics,
technique, the case, the dope, the goods, the know,
the nitty-gritty, the scoop, thing, token, transmission,
undeniable fact, well-known fact, white book, white paper, word

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英文字典中文字典相關資料:
  • DATUM Definition Meaning - Merriam-Webster
    The meaning of DATUM is something given or admitted especially as a basis for reasoning or inference
  • New Datums | National Geodetic Survey
    The North American Datum of 1983 (NAD 83) and North American Vertical Datum of 1988 (NAVD 88), although still the official horizontal and vertical datums of the NSRS, have been identified as having shortcomings that are best addressed through defining new horizontal and vertical datums
  • Geodetic datum - Wikipedia
    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 coordinates stored in recreational and commercial GPS units
  • DATUM | English meaning - Cambridge Dictionary
    A common datum point is used throughout all the experiments as a reference point
  • What Are Datums? A guide to all their types and applications.
    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
  • datum - Wiktionary, the free dictionary
    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
  • Online VDatum: Vertical Datums Transformation
    Web VDatum is designed to vertically transform geospatial data among a variety of tidal, orthometric and ellipsoidal vertical datums - allowing users to convert their data from different horizontal vertical references into a common system and enabling the fusion of diverse geospatial data in desired reference levels
  • DATUM Definition Meaning | Dictionary. com
    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
  • DATUM definition and meaning | Collins English Dictionary
    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
  • What does datum mean? - Definitions. net
    A datum is a single piece of information, often a fact, statistic, or a measurement, that is used as a basis for analysis, discussion, or calculation It serves as a reference or base for further study, research, or decision-making





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