The coloured band into which a beam of light is decomposed by means of a prism or diffraction grating. Also, a dark band containing bright lines…
| 单词 | θ76544 |
| 释义 | the world > matter > physics > electromagnetic radiation > light > chromatism > [noun] > spectrum (48) spectrum1672 The coloured band into which a beam of light is decomposed by means of a prism or diffraction grating. Also, a dark band containing bright lines… Subcategories:— types of (11) — in a series (2) — visible part (1) — band or line forming part of (9) — inequality (1) — ultraviolet light (6) — instrument for measuring (1) — instrument (3) — light or rays beyond (3) — analysis of (2) — analysis using (1) — instrument for examining (7) |
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