单词 | phototachometrical |
释义 | phototachometricaladj. Physics. rare. Apparently only attested in dictionaries or glossaries. = phototachometric adj. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > emission of light, radiation > [adjective] > measuring speed of light phototachometrical1890 eikonal1952 1890 Cent. Dict. Phototachometrical, pertaining to phototachometry. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online June 2021). < adj.1890 |
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