Definitions

1. noun

The quality of being sound or healthy; freedom from defect or flaw.

“The structural soundness of the old bridge is a major concern for the engineers.”

2. noun

The quality of being valid or justified; the state of being based on evidence or reason.

“The soundness of the scientific research is being questioned by the critics.”

3. noun

A quality of being free from error or fault.

“The soundness of the argument is not convincing to the audience.”

4. noun

A quality of being physically or mentally healthy.

“The soundness of the athlete’s body was a key factor in their victory.”