redshift

英['redʃɪft] 美['redʃɪft]
  • n.〈天〉(天体)红移;红向移动
  • glow n.光辉;热情;赤热vi.发红光;红光焕发
  • red adj.红色的n.红色
Noun:
  1. (astronomy) a shift in the spectra of very distant galaxies toward longer wavelengths (toward the red end of the spectrum); generally interpreted as evidence that the universe is expanding

【邻近词汇】