group
/ɡɹup/
Word Rarity
Common
Frequency: 5.57 in modern English
8
Scrabble Score
5
Letters
1
Syllables
5
Unique Chars
Meaning
noun
A number of things or persons being in some relation to one another.
noun
A set with an associative binary operation, under which there exists an identity element, and such that each element has an inverse.
noun
A column in the periodic table of chemical elements.
noun
Example Sentences
- "Then everybody once more knelt, and soon the blessing was pronounced. The choir and the clergy trooped out slowly, […], down the nave to the western door. […] At a seemingly immense distance the surpliced group stopped to say the last prayer."
- "Imagine a country where children do nothing but play until they start compulsory schooling at age seven. Then, without exception, they attend comprehensives until the age of 16. Charging school fees is illegal, and so is sorting pupils into ability groups by streaming or setting."
- "there is a group of houses behind the hill; he left town to join a Communist group"
- "A group of people is/are gathering in front of the Parliament to demonstrate against the Prime Minister's proposals."
- "Throughout this section, we shall assume the existence of finitely presented groups with unsolvable word problem."
- "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)."
Etymology
Etymology tree Proto-Indo-European *grewbʰ-der. Proto-Germanic *kruppazder. Frankish *kruppbor. Vulgar Latin *cruppus Italian gruppobor. French groupebor. ▲ Italian gruppobor. English group From French groupe (“cluster, group”), from Italian gruppo, groppo (“a knot, heap, group, bag (of money)”). Displaced native Old English hād (“tribe, group”). In the "group theory" sense, calqued from French groupe, a term coined by the young French mathematician Évariste Galois in 1830. Cognate with German Kropf (“crop, craw, bunch”); Old English cropp, croppa (“cluster, bunch, sprout, flower, berry, ear of corn, crop”) (whence English crop); Dutch krop (“craw”), Icelandic kroppr (“hump, bunch”). Doublet of crop and croup. Compare Persian گروه.
Origin
- Source language: French
Word Breakdown
Regional Pronunciation
- American English: /ɡɹup/
- British English: /ɡɹuːp/
Usage
Subject
Wiktionary places this term in Music.