Algebra

/ˈæl.d͡ʒɪ.bɹə/ noun

noun ·Uncommon ·Advanced level

Meaning at a glance

  • Primary sense: Elementary algebra: A system for representing and manipulating unknown quantities (variables) in equations.
  • Grammar: algebra is listed as noun.
  • Nearest alternatives: abstract math, algebra class, algebra course, analysis.
  • Useful contrasts: arithmetic, calculus, calculuses.
  • Usage evidence: Many pupils are poor at algebra.

How to use "algebra"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "algebra" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "algebra" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "algebra" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "algebra" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "algebra" is acting as noun in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "abstract math" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "algebra", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    Elementary algebra: A system for representing and manipulating unknown quantities (variables) in equations. uncountable

    "Also the rule of false position, with dyuers examples not only vulgar, but some appertaynyng to the rule of Algeber."

  2. 2
    the mathematics of generalized arithmetical operations wordnet
  3. 3
    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). capitalized, sometimes, uncountable
  4. 4
    Any of several objects of study in Algebra; A universal algebra. countable, uncountable
  5. 5
    Any of several objects of study in Algebra; An algebraic structure consisting of a module over a commutative ring (or a vector space over a field) along with an additional binary operation that is bilinear over module (or vector) addition and scalar multiplication. countable, uncountable
Show 3 more definitions
  1. 6
    A collection of subsets of a given set, such that this collection contains the empty set, and the collection is closed under unions and complements (and thereby also under intersections and differences). countable
  2. 7
    A system or process (especially one that is complex or convoluted) that substitutes one thing for another, or uses signs or symbols to represent concepts or ideas. countable, figuratively, uncountable

    "Fly ! Fly ! avaunt with that base cowardly gibbrish ; That Algebra of honour ; which had never Been nam'd, if all had equal courage—what?"

  3. 8
    The surgical treatment of a dislocated or fractured bone. Also (countable): a dislocation or fracture. historical, rare, uncountable

    "Ne take noon hede to brynge togidere þe parties of þe boon þat is to-broken or dislocate, til viij. daies ben goon in þe wyntir, & v. in þe somer; for þanne it schal make quytture, and be sikir from swellynge; & þanne brynge togidere þe brynkis eiþer þe disiuncture after þe techynge þat schal be seid in þe chapitle of algebra."

Synonyms

All synonyms
abstract mathalgebra classalgebra courseanalysisarithmeticmath course

Antonyms

Example

"Many pupils are poor at algebra."

Common questions

What does "algebra" mean?

Elementary algebra: A system for representing and manipulating unknown quantities (variables) in equations.

What is a synonym for "algebra"?

Common synonyms include: abstract math, algebra class, algebra course, analysis, arithmetic, math course.

How do you use "algebra" in a sentence?

Many pupils are poor at algebra.

How do you pronounce "algebra"?

Pronounced /ˈæl.d͡ʒɪ.bɹə/.

Etymology

Borrowed from Medieval Latin algebra, from the Arabic word الْجَبْر (al-jabr, “reunion, resetting of broken parts”) in the title of al-Khwarizmi's influential work الْكِتَاب الْمُخْتَصَر فِي حِسَاب الْجَبْر وَالْمُقَابَلَة (al-kitāb al-muḵtaṣar fī ḥisāb al-jabr wa-l-muqābala, “The Compendious Book on Calculation by Completion and Balancing”).

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