English Dictionary

ice dwarf

名詞

(astronomy) An icy planetoid: an astronomical object, such as Pluto, Sedna or (for some authors) Ceres that is large enough to be a world and contains more ice than a typical asteroid.

日本語の意味

（天文学）氷で覆われた惑星状小天体。冥王星やセドナ、場合によってはケレスなど、通常の小惑星より氷が多く含まれており、世界規模を感じさせる天体を指す。

The spacecraft's instruments returned surprising data about the distant ice dwarf, revealing layers of frozen methane beneath a thin atmosphere.

宇宙船の観測機器は遠方の氷の矮惑星に関する驚くべきデータを返し、薄い大気の下に凍ったメタンの層があることを明らかにした。

意味（1）

(astronomy) An icy planetoid: an astronomical object, such as Pluto, Sedna or (for some authors) Ceres that is large enough to be a world and contains more ice than a typical asteroid.

Farthest from the dim red dwarf Ondeste, the ice dwarf Maisuth has attracted no interest beyond a cursory flyby by automated probe in 1874. No significant resources were noted.

意味（2）

(astronomy) A centaur or transneptunian object.

意味（3）

(astronomy) An astronomical object that is larger than the core of a typical comet and icier than a typical asteroid.

ice dwarfs （ plural ）