giant planet

(astronomy, planets) A planet larger than terrestrial planets, composed mostly of gases and astronomical ices.

Japanese Meaning

地球型惑星より大きく、主にガスや天体氷で構成される惑星

The discovery of a nearby giant planet has excited astronomers studying planetary formation.

近くで発見された巨大惑星は、惑星形成を研究する天文学者たちを興奮させた。

Sense（1）

(astronomy, planets) A planet larger than terrestrial planets, composed mostly of gases and astronomical ices.

giant planets

（ plural ）