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| ra·phide [ ráy fd ] or ra·phis [ ráyfiss ] (plural raph·i·des [ ráffi dz ]) |
noun |
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| Definition: |
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needle-shaped crystal in plant cells: a crystal of calcium oxalate found in some plant cells as a byproduct of their metabolism
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| [Mid-19th century. Via French< Greek rhaphid- "needle" < rhaptein "sew"] |
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