different between group vs area

English

Alternative forms

• groop (non-standard)
• groupe (obsolete)

Etymology

From French groupe (“cluster, group”), from Italian gruppo, groppo (“a knot, heap, group, bag (of money)”), from Vulgar Latin *cruppo, Renaissance Latin grupus, from Proto-Germanic *kruppaz (“lump, round mass, body, crop”), from Proto-Indo-European *grewb- (“to crumple, bend, crawl”). Cognate with German Kropf (“crop, craw, bunch”), Old English cropp, croppa (“cluster, bunch, sprout, flower, berry, ear of corn, crop”), Dutch krop (“craw”), Icelandic kroppr (“hump, bunch”). Doublet of crop and croup.

Pronunciation

• enPR: gro?op, IPA^(key): /??u?p/
• Rhymes: -u?p

Noun

group (plural groups)

1. A number of things or persons being in some relation to one another.

2. (group theory) A set with an associative binary operation, under which there exists an identity element, and such that each element has an inverse.
   • 1977, Roger C. Lyndon, Paul E. Schupp, Combinatorial Group Theory, Springer, page 192,

     Throughout this section, we shall assume the existence of finitely presented groups with unsolvable word problem.

   • 1992, Svetlana Katok, Fuchsian Groups, University of Chicago Press, page 112,

     In this chapter we give some examples of Fuchsian groups. The most interesting and important ones are the so-called "arithmetic" Fuchsian groups, i.e., discrete subgroups of PSL(2,R) obtained by some "arithmetic" operations. One such construction we have already seen: if we choose all matrices of SL(2,R) with integer coefficients, then the corresponding elements of PSL(2,R) form the modular group PSL(2,Z).

   • 2007, Zhong-Qi Ma, Group Theory for Physicists, World Scientific, page 277,

     In Chap. 4 the fundamental concepts on Lie groups have been introduced through the SO(3) group and its covering group SU(2).

3. (geometry, archaic) An effective divisor on a curve.
4. A (usually small) group of people who perform music together.

5. (astronomy) A small number (up to about fifty) of galaxies that are near each other.
6. (chemistry) A column in the periodic table of chemical elements.
7. (chemistry) A functional group.

8. (sociology) A subset of a culture or of a society.
9. (military) An air force formation.
10. (geology) A collection of formations or rock strata.
11. (computing) A number of users with same rights with respect to accession, modification, and execution of files, computers and peripherals.
12. An element of an espresso machine from which hot water pours into the portafilter.
13. (music) A number of eighth, sixteenth, etc., notes joined at the stems; sometimes rather indefinitely applied to any ornament made up of a few short notes.
14. (sports) A set of teams playing each other in the same division, while not during the same period playing any teams that belong to other sets in the division.
15. (business) A commercial organization.

Synonyms

• (number of things or persons being in some relation to each other): collection, set
• (people who perform music together): band, ensemble
• See also Thesaurus:group

Hypernyms

• (in group theory): monoid

Hyponyms

Derived terms

• subgroup

Related terms

Descendants

• ? Gulf Arabic: ?????
• ? Japanese: ???? (gur?pu)
• ? Korean: ?? (geurup)
• ? Tongan: kulupu

Translations

References

• group on Wikipedia.Wikipedia

Verb

group (third-person singular simple present groups, present participle grouping, simple past and past participle grouped)

1. (transitive) To put together to form a group.

   group the dogs by hair colour

2. (intransitive) To come together to form a group.

Synonyms

• (put together to form a group): amass, categorise/categorize, classify, collect, collect up, gather, gather together, gather up; see also Thesaurus:round up
• (come together to form a group): assemble, begather, foregather, throng; see also Thesaurus:assemble

Translations

Further reading

• group in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• group in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

English

Etymology

Borrowed from Latin area.

Pronunciation

• (Received Pronunciation) enPR: âr'??, IPA^(key): /????????/
• (US) enPR: ?r'??, IPA^(key): /?æ?.i.?/, /???.i.?/

Noun

area (plural areas or areæ)

1. (mathematics) A measure of the extent of a surface; it is measured in square units.
   • 2018, VOA Learning English > China's Melting Glacier Brings Visitors, Adds to Climate Concerns

     It is about 4.5 million square kilometers in area and holds the world’s third largest collection of ice after Antarctica and Greenland.

2. A particular geographic region.
3. Any particular extent of surface, especially an empty or unused extent.

4. The extent, scope, or range of an object or concept.

5. (Britain) An open space, below ground level, giving access to the basement of a house, and typically separated from the pavement by railings. [from 18th c.]
   • 1790, Helen Maria Williams, Julia, Routledge 2016, p. 95:

     A boy seized it, whom she bribed with a shilling to relinquish his prize, which she was taking home, when it escaped from her hand, and fell down the area of a house.

   • 1853, Charles Dickens, Bleak House, ch 4:

     This was so favourably received by the milkman and beadle that he would immediately have been pushed into the area if I had not held his pinafore while Richard and Mr. Guppy ran down through the kitchen to catch him when he should be released.

   • 1908, Arthur Conan Doyle, "The Adventure of the Bruce-Partington Plans":

     A minute later we were both in the area. Hardly had we reached the dark shadows before the step of the policeman was heard in the fog above. As its soft rhythm died away, Holmes set to work upon the lower door. I saw him stoop and strain until with a sharp crash it flew open. We sprang through into the dark passage, closing the area door behind us.

6. (soccer) Penalty box; penalty area.
7. (slang) Genitals.

Derived terms

Related terms

• areal

Translations

See also

• Imperial: square inches, square feet, square yards, square miles, acres
• Metric: square meters/square metres, square centimeters/square centimetres, square kilometers/square kilometres, hectares

Anagrams

• Aare, æra

Afrikaans

Noun

area (plural areas)

1. area

Derived terms

• leerarea

Galician

Etymology

From Old Galician and Old Portuguese ar?a, from Latin ar?n? (“sand”). Cognate with Portuguese areia and Spanish arena.

Pronunciation

• IPA^(key): /a??ea?/

Noun

area f (plural areas)

1. sand (a grain)
2. (figuratively) a grain of salt
3. sand (collectively)

   Synonyms: xabre, saibro

4. (dated) beach, cove

   Synonyms: areal, praia, arnela

Derived terms

See also

• área

References

• “area” in Dicionario de Dicionarios do galego medieval, SLI - ILGA 2006-2012.
• “area” in Xavier Varela Barreiro & Xavier Gómez Guinovart: Corpus Xelmírez - Corpus lingüístico da Galicia medieval. SLI / Grupo TALG / ILG, 2006-2016.
• “area” in Dicionario de Dicionarios da lingua galega, SLI - ILGA 2006-2013.
• “area” in Tesouro informatizado da lingua galega. Santiago: ILG.
• “area” in Álvarez, Rosario (coord.): Tesouro do léxico patrimonial galego e portugués, Santiago de Compostela: Instituto da Lingua Galega.

Italian

Etymology

Borrowed from Latin ?rea. Doublet of Italian aia (“threshing floor”).

Noun

area f (plural aree)

1. area, surface
2. land, ground
3. field, sector

Related terms

• areale

Anagrams

• aera

Latin

Etymology

• Either from Proto-Italic *?ze?, from Proto-Indo-European *h?eHs-e-yeh?, from *h?eHs- (“to burn”) (whence ?re?, ?r?),
• Or from Proto-Italic *?re?, from Proto-Indo-European *h?eh?r-e-yeh?, from *h?eh?rh?- (“threshing tool”) (cognate with Hittite [script needed] (?a??ar, “rake, threshing tool”)), resultative reduplicated noun from verb *h?erh?- (“to plough”).

Pronunciation

• (Classical) IPA^(key): /?a?.re.a/, [?ä??eä]
• (Ecclesiastical) IPA^(key): /?a.re.a/, [??????]

Noun

?rea f (genitive ?reae); first declension

1. a piece of level ground, a vacant place (esp. in the town)
2. ground for a house, a building-spot
3. (figuratively) a vacant space around or in a house, a court
4. (figuratively) an open space for games, an open play-ground
5. (figuratively) a threshing floor
6. (figuratively) the halo around the sun or moon
7. (figuratively) a bed or border in a garden
8. (figuratively) a fowling-floor
9. (figuratively) a burying-ground, church-yard
10. (figuratively) a bald spot upon the head, baldness
11. vocative singular of ?rea

Declension

First-declension noun.

Derived terms

• ?realis
• ?reola

Descendants

Borrowings:

Noun

?re? f

1. ablative singular of ?rea

References

• area in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• area in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• area in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
• area in Gaffiot, Félix (1934) Dictionnaire illustré Latin-Français, Hachette
• area in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• area in William Smith, editor (1854, 1857) A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly

Anagrams

• aera

Papiamentu

Etymology

From Spanish área and English area.

Noun

area

1. area

Portuguese

Noun

area f (plural areas)

1. Obsolete spelling of área

Swedish

Etymology

From Latin area (literally “vacant piece of level ground”)

Noun

area c

1. (geometry) area; a measure of squared distance.

Declension