Last Updated：2025/11/21

(astronomy) a relationship that specifies the mass distribution of a newly formed stellar population

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initial mass function

Source Word

initial mass function

(astronomy) a relationship that specifies the mass distribution of a newly formed stellar population

Japanese Meaning

新たに形成された星集団における質量分布を定める関係（関数）のこと。

The initial mass function determines how many low-mass and high-mass stars form in a young cluster.

初期質量関数は若い星団で低質量星と高質量星がどれだけ形成されるかを決める。

Sense（1）

(astronomy) a relationship that specifies the mass distribution of a newly formed stellar population