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raphides
[ raf-i-deez ]
plural noun
, Botany.
, singular ra·phide [rey, -fahyd], ra·phis [rey, -fis].
- acicular crystals, usually composed of calcium oxalate, that occur in bundles in the cells of many plants.
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Word History and Origins
Origin of raphides1
1835–45; < New Latin < Greek rhaphídes, plural of rhaphís needle
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Example Sentences
It has an opening at each end through which raphides, generated inside, are discharged.
From Project Gutenberg
Raphides, raf′i-dēz, n.pl. crystals found in the interior of the cells of plants:—sing.
From Project Gutenberg
The microscope showed it to be free from oxalate of lime or other raphides.
From Project Gutenberg
Crystals, called raphides, in the wood cells, take the edges off tools used in working locust lumber.
From Project Gutenberg
This opinion was opposed by Prof. Burrill and other eminent botanists, who claimed that other plants, as the fuchsia, are not at all acrid, although they contain raphides as plentifully as the Indian turnip.
From Project Gutenberg
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