noun
1. : a fragment of rock trimmed and shaped to dimensions of about 4×3×1 inches
2. : a fragment of rock with at least one freshly broken surface and small enough to be easily handled for megascopic study
noun
1. : a fragment of rock trimmed and shaped to dimensions of about 4×3×1 inches
2. : a fragment of rock with at least one freshly broken surface and small enough to be easily handled for megascopic study
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012