torchship

== English == === Etymology === Compound of torch (“a torch drive”) +‎ ship. === Pronunciation === === Noun === torchship (plural torchships) (science fiction) A spacecraft propelled by a torch drive (“spacecraft engine which produces thrust by nuclear fusion”). (science fiction, astronautics) A spacecraft whose propulsion system has both very high thrust and very high specific impulse. === References === Jesse Sheidlower, editor (2001–2026), “torchship, n.”, in Historical Dictionary of Science Fiction.