こたいわくせい 固体惑星 LinksSentence search for 固体惑星Sentence search for こたいわくせいKanji details for 固, 体, 惑 and 星Edit in JMdict Noun1. terrestrial planet; rocky planetSee also 地球型惑星 ちきゅうがたわくせい Discussions Log in to talk about this word.