- (a.) Not capable of being sounded or fathomed; unfathomable.
- (a.) Having no sound; noiseless; silent.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). soundless. Retrieved September 23, 2026, from http://smartdefine.org/soundless/definitions/2064227 |
| Chicago | Webster's. 2011. "soundless" http://smartdefine.org/soundless/definitions/2064227 (accessed September 23, 2026). |
| Harvard | Webster's 2011, soundless, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/soundless/definitions/2064227>. |
| MLA | Webster's. "soundless" 28 May 2011. Web. 23 September 2026. <http://smartdefine.org/soundless/definitions/2064227> |