the planet earth, as in science fiction
Origin of TerraClassical Latin ; from Indo-European an unverified form tersa ; from base an unverified form ters-: see thirst
A rough upland or mountainous region of the moon or other solar system body often having a high albedo relative to other surface features.
Origin of terraLatin, earth, land; see terrace.
From Latin terra (“earth, land (dirt)")