- (n.) The spinal cord; the marrow.
- (v.t.) To destroy the central nervous system of (an animal, as a frog), as by passing a stout wire or needle up and down the vertebral canal.
- (n.) The spongy interior substance of a feather.
- (n.) Hence: The which contains the strength of life; the vital or essential part; concentrated force; vigor; strength; importance; as, the speech lacked pith.
- (n.) The soft spongy substance in the center of the stems of many plants and trees, especially those of the dicotyledonous or exogenous classes. It consists of cellular tissue.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). pith. Retrieved September 20, 2026, from http://smartdefine.org/pith/definitions/2045922 |
| Chicago | Webster's. 2011. "pith" http://smartdefine.org/pith/definitions/2045922 (accessed September 20, 2026). |
| Harvard | Webster's 2011, pith, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/pith/definitions/2045922>. |
| MLA | Webster's. "pith" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/pith/definitions/2045922> |