[1] : The Collaborative International Dictionary of English v.0.48

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
see also:
data date datum line 

[2] : WordNet (r) 2.0

datum
     n : an item of factual information derived from measurement or
         research syn: data point
     also: data pl
see also:
data point data 

[3] : Moby Thesaurus II by Grady Ward, 1.0

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

Datum >> D Words
Datum, definition of term: Datum
datum_pag1.html

Symmetricom, Inc.

http://www.datum.com/, score=100, date indexed=October 5, 2005, 10:33 am

Datum Filing Systems, Inc. - Main
...Datum dealers and sales representatives across America offer Datum products in addition to.....Founded on Long Island New York by Frank Potter, Datum is still owned and operated by the.....Thanks to customer loyalty and a commitment to quality Datum outgrew its original facility..
http://www.datumfiling.com/, score=96, date indexed=October 5, 2005, 9:29 am

Geodetic Datum Overview

http://www.colorado.edu/geography/gcraft/notes/datum/datum_f.html, score=92, date indexed=May 15, 2005, 6:43 am

Seeq_Results: Your Source For datum - datum - datum.org
...Your Source For datum - datum - datum.org..
http://www.datum.org/, score=92, date indexed=October 5, 2005, 1:52 pm

Datum UK - Plastic Card Finishing and Credit Card Processing Machines
...Datum Automation are a leading UK based manufacturer of plastic card finishing machines.....Established in 1979, Datum UK, have over twenty years experience of card handling..
http://www.datum-automation.com/, score=90, date indexed=October 5, 2005, 9:24 am

Datum nu

http://www.datum.nu/, score=89, date indexed=October 5, 2005, 8:47 am

http://www.datum-line.co.uk/, score=87, date indexed=October 5, 2005, 10:47 pm

Welcome to Datum Technology
...August 28, 2005 - Riverbed appointed Datum as Authorized Partner in Singapore.. February..
http://www.datum.com.sg/, score=82, date indexed=October 5, 2005, 9:44 pm

Geodetic Datum Overview
...Referencing geodetic coordinates to the wrong datum can result in position errors of.....Complete datum conversion is based on seven parameter transformations that include three.....datum to another datum if the Delta XYZ constants for that conversion are available and..
http://www.colorado.edu/geography/gcraft/notes/datum/datum.html, score=81, date indexed=September 3, 2004, 4:26 pm

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