Found 3 items, similar to interplanetary.
English → Indonesian (quick) Definition: interplanetary antariksa
English → English (WordNet) Definition: interplanetary interplanetary adj : between or among planets; “interplanetary travel”
English → English (gcide) Definition: Interplanetary Interplanetary \In`ter*plan"et*a*ry\, a. Between planets; as, interplanetary spaces; interplanetary travel. --Boyle. [1913 Webster +PJC]