1. the quality or state of being in good condition; freedom from defect, decay, or damage
2. the quality of being based on valid reasoning or good judgment
3. the state of being financially secure or stable
Usage: business; finance

Examples

• The engineer tested the soundness of the bridge before reopening it to traffic.
• We questioned the soundness of his investment strategy.
• The bank’s financial soundness was confirmed by the audit.
• The soundness of the building’s foundation was crucial for safety.
• Her argument lacked soundness and contained several logical flaws.
• The company’s soundness made it an attractive acquisition target.
• They hired an expert to assess the structural soundness of the old house.