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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:2025/6/19 20:16:37