different between datum vs projection

English

Etymology

Borrowed from Latin datum (“a given”). Doublet of die.

Pronunciation

• IPA^(key): /?de?t?m/, /?dæt?m/, /?d??t?m/ (see data for regional distribution)

Noun

datum (plural data or datums)

1. (plural: data) A measurement of something on a scale understood by both the recorder (a person or device) and the reader (another person or device). The scale is arbitrarily defined, such as from 1 to 10 by ones, 1 to 100 by 0.1, or simply true or false, on or off, yes, no, or maybe, etc.
2. (plural: data) (philosophy) A fact known from direct observation.
3. (plural: data) (philosophy) A premise from which conclusions are drawn.
4. (plural: datums) (cartography, engineering) A fixed reference point, or a coordinate system.

Derived terms

Translations

Verb

datum (third-person singular simple present datums, present participle datuming, simple past and past participle datumed)

1. To provide missing data points by using a mathematical model to extrapolate values that are outside the range of a measuring device.

Related terms

• data, information
• die, dice

References

• AskOxford.com: Is 'data' singular or plural?
• “datum” in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present. (The American Heritage Dictionary's usage note on 'data')
• John Quiggin: Data is not the plural of datum
• johnaugust.com: ‘Data’ is singular

Czech

Pronunciation

Noun

datum n

1. date (point in time)

Declension

Related terms

• datovat

Further reading

• datum in P?íru?ní slovník jazyka ?eského, 1935–1957
• datum in Slovník spisovného jazyka ?eského, 1960–1971, 1989

Dutch

Etymology

From Middle Dutch datum, from Latin datum (“given”, past participle) (from the practice of signing letters in Latin by noting the date on which they were dispatched). Compare English date.

Pronunciation

• IPA^(key): /?da?t?m/
• Hyphenation: da?tum

Noun

datum m (plural datums or data, diminutive datumpje n)

1. date (point in time)

Usage notes

Datum is one of the few Dutch words ending on -um that does not have a neutral gender.

Derived terms

• geboortedatum
• overlijdensdatum

Noun

datum n (plural data, diminutive datumpje n)

1. datum (piece of information)

   Synonym: gegeven

Indonesian

Etymology

From Dutch datum, from Middle Dutch datum, from Latin datum (“given”, past participle).

Pronunciation

• IPA^(key): [?dat?m]
• Hyphenation: da?tum

Noun 1

datum (plural datum-datum, first-person possessive datumku, second-person possessive datummu, third-person possessive datumnya)

1. date (day and month)

   Synonym: tanggal

Noun 2

datum (plural data, first-person possessive datumku, second-person possessive datummu, third-person possessive datumnya)

1. a single information

References

• “datum” in Kamus Besar Bahasa Indonesia (KBBI) Daring, Jakarta: Badan Pengembangan dan Pembinaan Bahasa, Kementerian Pendidikan dan Kebudayaan Republik Indonesia, 2016.

Latin

Etymology

Neuter past participle of d?.

Pronunciation

• (Classical) IPA^(key): /?da.tum/, [?d?ät????]
• (Ecclesiastical) IPA^(key): /?da.tum/, [?d???t?um]

Noun

datum n (genitive dat?); second declension

1. gift, present

Declension

Second-declension noun (neuter).

Synonyms

• d?num

Related terms

• datus

Descendants

Verb

datum

1. accusative supine of d?

Participle

datum

1. nominative neuter singular of datus
2. accusative masculine singular of datus
3. accusative neuter singular of datus
4. vocative neuter singular of datus

References

• datum in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
• datum in The Perseus Project (1999) Perseus Encyclopedia?^[1]
• datum in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• datum in William Smith, editor (1854, 1857) A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly

Latvian

Noun

datum

1. vocative singular of datums

Serbo-Croatian

Etymology

From Latin datum.

Pronunciation

• IPA^(key): /d??tum/
• Hyphenation: da?tum

Noun

dátum m (Cyrillic spelling ??????)

1. date (as in day, month, and year)

Declension

References

• “datum” in Hrvatski jezi?ni portal

Slovene

Pronunciation

• IPA^(key): /dà?tum/, /dá?tum/

Noun

d?tum m inan

1. date (point of time)

Inflection

Swedish

Etymology

From Latin datum (“given”, past participle)

Pronunciation

Noun

datum n

1. date; (day, month and year)

Usage notes

• The now very uncommon (or obsolete) declension datot-data was used in 1958.

Declension

See also

• datumlinjen
• datera
• bäst-före-datum

Anagrams

• mutad

English

Etymology

From either the Middle French projection or its etymon, the Classical Latin pr?iecti? (stem: pr?iecti?n-), from pr?ici?. Compare the Modern French projection, the German Projektion, and the Italian proiezione.

Pronunciation

• IPA^(key): /p???d??k??n/
• Rhymes: -?k??n

Noun

projection (countable and uncountable, plural projections)

1. Something which projects, protrudes, juts out, sticks out, or stands out.

   The face of the cliff had many projections that were big enough for birds to nest on.

2. The action of projecting or throwing or propelling something.
   1. (archaic) The throwing of materials into a crucible, hence the transmutation of metals.
3. (archaic) The crisis or decisive point of any process, especially a culinary process.
4. The display of an image by devices such as movie projector, video projector, overhead projector or slide projector.
5. A forecast or prognosis obtained by extrapolation
6. (psychology) A belief or assumption that others have similar thoughts and experiences as oneself
7. (photography) The image that a translucent object casts onto another object.
8. (cartography) Any of several systems of intersecting lines that allow the curved surface of the earth to be represented on a flat surface. The set of mathematics used to calculate coordinate positions.
9. (geometry) An image of an object on a surface of fewer dimensions.
10. (linear algebra) An idempotent linear transformation which maps vectors from a vector space onto a subspace.
11. (mathematics) A transformation which extracts a fragment of a mathematical object.
12. (category theory) A morphism from a categorical product to one of its (two) components.

Synonyms

• (something which sticks out): protuberance

Derived terms

Related terms

• project

Translations

Further reading

• projection on Wikipedia.Wikipedia

French

Pronunciation

Noun

projection f (plural projections)

1. projection
2. screening (of a film)

Interlingua

Noun

projection (plural projectiones)

1. projection