interplanetary
adjective
- between planets
Wiktionary
Pronunciation: /ɪntəˈplænɪtəri/ / /ɪntəˈplænɪtri/ / /ɪntɚˈplænɪˌtɛəri/
adj
Etymology: Etymology tree Proto-Indo-European *h₁én Proto-Indo-European *h₁entér Proto-Italic *n̥ter Latin inter Latin inter-bor. English inter- English planetary English interplanetary From inter- + planetary.
- Existing or occurring between planets.
“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."”