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单词 population I
释义

Definition of population I in English:

population I

noun
Astronomy

  • A population of relatively young, metal-rich, highly luminous stars believed to have formed from the debris of other stars, together with other young celestial objects located in the galactic disc.

Origin

1950s; earliest use found in Astrophysical Journal.

 
 

Definition of population I in US English:

population I

noun
Astronomy

  • A population of relatively young, metal-rich, highly luminous stars believed to have formed from the debris of other stars, together with other young celestial objects located in the galactic disc.

Origin

1950s; earliest use found in Astrophysical Journal.

 
 
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更新时间：2024/12/24 9:01:32