main sequence

noun

Definition of main sequence 

: the group of stars that on a graph of spectrum versus luminosity forms a band comprising 90 percent of stellar types and that includes stars representative of the stages a normal star passes through during the majority of its lifetime

First Known Use of main sequence

1925, in the meaning defined above

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mainprisor

mains

mainsail

main sequence

main shaft

mainsheet

mainspring

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The first known use of main sequence was in 1925

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