soundness.

1. The combination of valid reasoning and true premises in an argument.

2. Freedom from significant structural or physical defects.

Use it for

Words that belong together

• argument soundness
• establish soundness

On the page

Validity alone does not establish soundness.

Usage notes

Primary category: analysis / argumentation / evidence. Forms: Usually uncountable; no ordinary plural in this sense. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: argumentation, evidence, inference. Commonness: moderately common.