Definition of algebra in English:


Line breaks: al¦ge|bra
Pronunciation: /ˈaldʒɪbrə


[mass noun]
  • 1The part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations: courses in algebra, geometry, and Newtonian physics
    More example sentences
    • Among his many mathematical achievements can be included profound discoveries in logic, algebra and differential equations.
    • Aitken's mathematical work was in statistics, numerical analysis, and algebra.
    • König worked on a wide range of topics in algebra, number theory, geometry, set theory, and analysis.
  • 1.1A system of algebra based on given axioms.
    More example sentences
    • This was the time when Brauer made his fundamental contribution to the algebraic theory of simple algebras.…
    • Malcev also studied Lie groups and topological algebras, producing a synthesis of algebra and mathematical logic.
    • In 1870 Peirce published, at his own expense, Linear Associative Algebra a classification of all complex associative algebras of dimension less than seven.



Pronunciation: /ˌaldʒɪˈbreɪɪst/
More example sentences
  • Or he might want to train future algebraists and maybe attract a few Ph.D. students for himself.
  • Few algebraists seriously think about writing the great American comprehensive algebra text.
  • In other words, like many other algebraists, Chinese or not, he demonstrates algebra by using it…


late Middle English: from Italian, Spanish, and medieval Latin, from Arabic al-jabr 'the reunion of broken parts', 'bone-setting', from jabara 'reunite, restore'. The original sense, 'the surgical treatment of fractures', probably came via Spanish, in which it survives; the mathematical sense comes from the title of a book, ‘ilm al-jabr wa'l-muqābala 'the science of restoring what is missing and equating like with like', by the mathematician al-Ḵwārizmī (see algorithm).

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Pronunciation: ˌastrəˈgāSHən
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