(n.) The quality or state of being sound; as, the soundness of timber, of fruit, of the teeth, etc.; the soundness of reasoning or argument; soundness of faith.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). soundness. Retrieved September 23, 2026, from http://smartdefine.org/soundness/definitions/2064229 |
| Chicago | Webster's. 2011. "soundness" http://smartdefine.org/soundness/definitions/2064229 (accessed September 23, 2026). |
| Harvard | Webster's 2011, soundness, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/soundness/definitions/2064229>. |
| MLA | Webster's. "soundness" 28 May 2011. Web. 23 September 2026. <http://smartdefine.org/soundness/definitions/2064229> |