Physics. A group of closely-spaced lines, esp. in a molecular spectrum; band spectrum n. a spectrum characterized by such bands.
| 单词 | θ76548 |
| 释义 | the world > matter > physics > electromagnetic radiation > light > chromatism > [noun] > spectrum > band or line forming part of (9) band1831 Physics. A group of closely-spaced lines, esp. in a molecular spectrum; band spectrum n. a spectrum characterized by such bands. line1831 A narrow region in a spectrum, appearing to the eye as a fine straight black or shining stroke transverse to the length of the spectrum (cf. Fraun… Fraunhofer lines1837 Used attributively or in the possessive to designate certain phenomena investigated by Fraunhofer. Fraunhofer diffraction n. also Fraunhofer's diffra… Subcategories:— width of (1) — specific line or lines (5) |
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