Added 9 October 2026 spacecraft /ˈspeɪsˌkɹæft/ noun Categories: ThingsUncommon Words noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about spacecraft at Wordnik → Where our words come from → A craft capable of traveling in outer space; technically, a satellite around the sun. Related Words: spacefaringspaceshipastronautastronauticsstarshipspaceflightorbitaerospacesatelliteaircraft Back to today's word