Definition of algebra
1 : a generalization of arithmetic in which letters representing numbers are combined according to the rules of arithmetic
2 : any of various systems or branches of mathematics or logic concerned with the properties and relationships of abstract entities (such as complex numbers, matrices, sets, vectors, groups, rings, or fields) manipulated in symbolic form under operations often analogous to those of arithmetic — compare boolean algebra
Recent Examples of algebra from the Web

Yet in the three years since, the number of eighthgraders taking algebra has doubled.

Applicants must have a bachelor’s degree, strong scores on the quantitative sections of the GRE or GMAT tests, programming experience, and a math background that includes linear algebra and other courses.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'algebra'. Views expressed in the examples do not represent the opinion of MerriamWebster or its editors. Send us feedback.
Origin and Etymology of algebra
Medieval Latin, from Arabic aljabr, literally, the reduction
Other Mathematics and Statistics Terms
ALGEBRA Defined for English Language Learners
algebra
playDefinition of algebra for English Language Learners

: a branch of mathematics that uses numbers and letters that represent numbers
ALGEBRA Defined for Kids
algebra
playDefinition of algebra for Students
: a branch of mathematics in which symbols (as letters and numbers) are combined according to the rules of arithmetic
Learn More about algebra

Spanish Central: Translation of algebra Nglish: Translation of algebra for Spanish speakers Britannica English: Translation of algebra for Arabic speakers Britannica.com: Encyclopedia article about algebra
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