Synonyms of axiom

axiom

noun

as in theory

formal an idea or statement put forth and accepted as true by many people

The retired judge recounted the old legal axiom which states that justice and law are not always the same.

Related Words

• theory
• principle
• law
• doctrine
• truism
• proposition
• rule
• premise
• standard
• hypothesis
• assumption
• postulate
• thesis
• presupposition
• belief
• presumption
• given
• hypothetical
• supposition
• tenet
• dogma
• gospel
• verity
• precept
• basis
• if
• canon
• assertion
• foundation
• inference
• declaration
• dictum
• affirmation
• deduction
• conclusion
• ground
• ipse dixit
• avouchment

Example Sentences

Recent Examples of axiom

And as Gödel could also show in his seminal work, this is the case for all axiom systems (not just for ZFC). — Manon Bischoff, Scientific American, 2 June 2026

One may argue that a more fundamental theory (with more complete axioms) could decide the question, but the final theory should not have undecidable statements. — Quanta Magazine, 18 May 2026

Each starts from its own axioms, and those axioms can be diametrically opposed. — Literary Hub, 13 May 2026

Trust but Verify The old Ronald Regan axiom is so true for business. — Domenic Rom, Rolling Stone, 30 Apr. 2026