Mineral caoutchouc
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| See under Mineral. | |
| an elastic mineral pitch, a variety of bitumen, resembling caoutchouc in elasticity and softness. See Caoutchouc, and Elaterite. |
See also: Caoutchouc, Mineral
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.