Added 10 October 2026 steamship /ˈstimˌʃɪp/ noun Categories: ThingsRare Words noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about steamship at Wordnik → Where our words come from → A ship powered by one or more steam engines. Origin From steam + ship. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: steamersteamboatshippingsteamvaporvapoursteamedsternwheelersidewheeler Back to today's word