单词 | metrochrome |
释义 | † metrochromen. Obsolete. rare. An instrument for measuring colours.The instrument referred to in quot. 1817 employed three transparent wedges or prisms filled respectively with blue, red, and yellow liquids and each carrying a graduated scale. These were combined to match any given colour. ΘΚΠ the world > matter > colour > science of colour > [noun] > measuring instruments metrochrome1817 colorimeter1844 spectrometer1874 Tintometer1889 1817 G. Field Chromatics (1845) 223 Thus used in conjunction the three gauges constituted a Metrochrome, or general measure and standard of colours. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online June 2018). < n.1817 |
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