Where does “冬の大三角形” come from?

冬の大三角形 (Japanese) comes from Japanese 大, from Old Japanese 大, from Proto-Japonic əpə — big, large; many.

冬の大三角形 (Japanese): Winter Triangle - a bright asterism of the northern winter sky. Its corners are the stars Betelgeuse, Procyon, and Sirius

Definitions

  1. Winter Triangle - a bright asterism of the northern winter sky. Its corners are the stars Betelgeuse, Procyon, and Sirius

Ancestry of “冬の大三角形”, step by step

冬の大三角形 traces back through 3 separate lines of ancestry.

via Japanese 大

StepLanguageWordMeaning
1Japanese大big, large; the large part of; arch-
2Old Japanese大big, large; large
3Proto-Japonicəpəbig, large; many

via Japanese 冬

StepLanguageWordMeaning
1Japanese冬winter
2Middle Chinese冬—

via Japanese 三角形

StepLanguageWordMeaning
1Japanese三角形a triangle
Every word from Proto-Japonic əpə →Every word from Old Japanese 大 →Every word from Japanese 大 →