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Showing results for raphides. Search instead for rachides.

raphides

American  
[raf-i-deez] / ˈræf ɪˌdiz /

plural noun

Botany.

singular

raphide, raphis
  1. acicular crystals, usually composed of calcium oxalate, that occur in bundles in the cells of many plants.


Etymology

Origin of raphides

1835–45; < New Latin < Greek rhaphídes, plural of rhaphís needle

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

From this it will be seen that in this case the raphides did not separate from the mucilaginous juice to be held in suspension in the ether.

From Scientific American Supplement, No. 829, November 21, 1891 by Various

Accordingly, four plants containing raphides were selected, two of which, the Calla cassia and Indian turnip, were highly acrid, and two, the Fuchsia and Tradescantia, or Wandering Jew, were perfectly bland to the taste.

From Scientific American Supplement, No. 829, November 21, 1891 by Various

The fuchsia and tradescantia contained bundles of raphides of the same form and equally as fine as those of the acrid plants.

From Scientific American Supplement, No. 829, November 21, 1891 by Various

It was first thought that the raphides found in plants having no acridity, might be of different chemical composition than those which produce this effect.

From Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86 by Anonymous

The microscope showed it to be free from oxalate of lime or other raphides.

From The Fijians A Study of the Decay of Custom by Thomson, Basil

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