| Prism |
A solid whose bases or ends are any similar, equal, and parallel plane figures, and whose sides are parallelograms. |
n. |
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| Prism |
A transparent body, with usually three rectangular plane faces or sides, and two equal and parallel triangular ends or bases; -- used in experiments on refraction, dispersion, etc. |
n. |
| Prism |
A form the planes of which are parallel to the vertical axis. See Form, n., 13. |
n. |
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