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褐色矮星 (かっしょくわいせい) Japanese meaning | Kotomora

褐かっ色しょく矮わい星せい

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Meanings

1

brown dwarf

Astronomy term for a substellar object that is not massive enough to sustain hydrogen fusion.

褐かっ色しょく矮わい星せいは恒こう星せいと惑わく星

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中ちゅう

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天てん

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です

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A brown dwarf is a celestial body intermediate between a star and a planet.

Kanji

褐brown, woollen kimono
色color
矮low, short
星star, spot, dot

Related words

恒こう星せい
恒星 is a star that sustains hydrogen fusion, while 褐色矮星 is a substellar object that cannot sustain fusion.
惑わく星せい
惑星 is a planet, which orbits a star and does not produce its own energy through fusion, unlike a brown dwarf which may have limited deuterium fusion.

Built from

褐かっ色しょく+矮わい星せい

Written forms

褐かっ色しょく矮わい星せい
Standard kanji spelling for 'brown dwarf'.
褐かっ色しょくわい星せい
Mixed kanji-kana spelling; less common but still used.

Etymology

褐色 (brown) + 矮星 (dwarf star). A calque of English 'brown dwarf'.