soundness
Definitions
The quality of being based on valid reason, good judgment, or reliable evidence.
The state of being in good condition, free from defect, damage, or decay.
The property of a logical argument being both valid and having true premises.
Examples
The architect questioned the structural soundness of the old bridge before allowing traffic to cross.
The soundness of his argument was confirmed by the extensive research he presented to the committee.
Financial advisors often emphasize the importance of the soundness of your investment portfolio for long-term security.
Synonyms
validity stability reliability solidity robustness integrity reasonableness
Antonyms
flimsiness instability invalidity weakness fragility irrationality unreliability