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单词 pregalactic
释义

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pregalactic
pregalactic adj.
Brit. /ˌpriːɡəˈlaktɪk/
,
U.S. /ˌpriɡəˈlæktɪk/
Astronomy occurring or existing before the formation of galaxies.
ΚΠ
1953 P. P. Wiener Readings in Philos. Sci. 99 In the dim pregalactic past we perceive a glimpse of a metaphysical ‘St. Augustine's Era’ when the universe, whatever it was made of, was involved in a gigantic collapse.
1993 Proc. National Acad. Sci. U.S.A. 93 4770 Measurement of the spectral intensity and anisotropy of the CIB radiation would provide important new insights into intriguing issues such as the amount of matter undergoing luminous episodes in the pregalactic Universe.
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