Answer: steamship

AnswerCrossword Clue
STEAMSHIPQueen Mary, e.g.
steamshipa ship powered by steam
steamshipA ship that is propelled by a steam engine
STEAMSHIPThe Titanic, e.g.
STEAMSHIPCertain Atlantic crosser
STEAMSHIPWater conveyance
STEAMSHIPPaddleboat, e.g.
STEAMSHIPThe Andrea Doria, for one
STEAMSHIPThe Titanic, for one
STEAMSHIPEarly Atlantic crosser
STEAMSHIPOcean greyhound
STEAMSHIPRiver boat.
STEAMSHIPLiner.
STEAMSHIPLusitania, for one
STEAMSHIPState of being water vapor?
STEAMSHIPTitanic, e.g.
STEAMSHIPTitanic, notably