interplanetary

Definition

Existing or occurring between planets.

Etymology

From inter- + planetary.

Example Sentences

• "Humans are just beginning to explore interplanetary travel."
• ""Come, Diana [a dog]," said he; "come, my girl! thou whose destiny will be marked in the cynegetic annals; […] thou who art rushing into interplanetary space, and wilt perhaps be the Eve of all Selenite dogs! come, Diana, come here.""
• "Him and me, we kind of got to toasting each others good health. Just for cordial interplanetary relations you understand."