# Axiom vs Axion - What's the difference?

axiom | axion |

## As nouns the difference between axiom and axion

is that axiom is axiom while axion is (physics) a hypothetical subatomic particle postulated to explain some symmetry problems arising in the strong nuclear force.

# axiom

## English

(wikipedia axiom)

### Noun

• (en noun); also axiomata (though, becoming less common and sometimes considered archaic)
• (philosophy) A seemingly which cannot actually be proved or disproved.
• * '>citation
• (mathematics, logic, proof theory) A fundamental of theorems. Examples: "Through a pair of distinct points there passes exactly one straight line", "All right angles are congruent".
• *
• The axioms read as follows. For every composable pair f'' and ''g'' the composite $f \circ g$ goes from the domain of ''g'' to the codomain of ''f''. For each object ''A'' the identity arrow $1_A$ goes from ''A'' to ''A . Composing any arrow with an identity arrow (supposing that the two are composable) gives the original arrow. And composition is associative.
• An established principle in some artistic practice or science that is universally received.
• The axioms of political economy cannot be considered absolute truths.

* (now rare)

#### Hypernyms

* (in logic) well-formed formula, wff, WFF

#### Hyponyms

* (in mathematics) * (in mathematics) * (in mathematics)

#### Holonyms

* (in logic) formal system

#### Derived terms

*

(other terms of interest) * conjecture * corollary * demonstration * hypothesis * law * lemma * porism * postulate * premise * principle * proof * proposition * theorem * theory * truism

# axion

## English

### Noun

(wikipedia axion) (en noun)
• (physics) a hypothetical subatomic particle postulated to explain some symmetry problems arising in the strong nuclear force.
• * 2000 Beam Line (Stanford Linear Accelerator Center)
• The axion is a candidate particle for the cold dark matter that constitutes a large fraction of the mass of the Universe.

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