单词 | palmelline |
释义 | † palmellinen. Chemistry. Obsolete. A red pigment found in the unicellular alga Palmella cruenta. ΘΚΠ the world > plants > particular plants > algae > [noun] > red algae > part or cell of nemathecium1830 ceramidium1849 tetraspore1857 trichophore1860 phycoerythrin1866 coccidium1867 kalidium1872 cystocarp1875 palmelline1879 tetragonidium1882 rhodoplast1886 nemathece1889 siphon1889 tetrasporangium1890 1879 Chem. News 29 Aug. 100 Its colouring matter, palmellin, closely resembles hæmoglobin. 1879 Jrnl. Amer. Chem. Soc. 1 403 A new, red coloring matter, called by the author palmelline, extracted from a small alga, growing on the lower portion of damp walls whitewashed with lime. 1879 Scribner's Monthly Dec. 318/2 The brilliant color of palmelline seems likely to make it valuable as a dye or stain. 1881 Philadelphia Rec. No. 3455. 6 Substances which he had succeeded in extracting from fresh-water algae. They are palmelline, xanthophyll, chlorophyll and characine. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online December 2020). < n.1879 |
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