单词 | violet shift |
释义 | > as lemmasviolet shift violet shift n. Astronomy displacement of spectral lines towards the violet end of the spectrum; decrease in the wavelength of electromagnetic radiation; usually called a blue shift; cf. redshift n. ΘΚΠ the world > the universe > radio source > [noun] > blue shift blueshift1933 violet shift1959 1959 Listener 3 Dec. 971/1 The spectroscope will reveal a violet shift for one component, and a red shift for the other, according to the familiar Doppler principle. 1977 J. Narlikar Struct. Universe iii. 76 Hence negative z is interpreted as ‘blue-shift’ or ‘violet-shift’. < as lemmas |
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