tellurian

mastery
UK /tɛˈljʊə.ɹɪ.ən/ US /tɛˈl(j)ʊ.ɹi.ən/adjnoun

card 1 of 9 · synonym

Which word is closest in meaning to 'tellurian' in this sentence?

Astronomers classify Mercury as a tellurian planet due to its rocky composition.