algebra
Proposed by a contributor, not yet supported by evidence.
Also seen as: algebras
Sense 1
Elementary algebra: A system for representing and manipulating unknown quantities (variables) in equations.
Noun
Examples
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Abstract algebra: A broad field of study in modern mathematics (often mentioned alongside analysis) loosely characterized by its concern for abstraction and symmetry, dealing with the behavior, classification, and application of a large class of objects (called algebraic structures) and the maps between them (called, most generally, morphisms).
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “algebra” mean?
Elementary algebra: A system for representing and manipulating unknown quantities (variables) in equations.
Is “algebra” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.