Locomotive
Part of speech: noun
Definition: The power unit of a train which does not carry passengers or freight itself, but pulls the coaches or rail cars or wagons. A traction engine A cheer characterized by a slow beginning and a progressive increase in speed A country which drives the world economy by having a high level of imports. (i.e. The United States).
Part of speech: adjective
Definition: of or relating to locomotion of or relating to the power unit of a train which does not carry passengers or freight itself
Example sentence: In a world full of competing emergencies and disasters, it really helps if there is an international locomotive that can help us bring attention - help us bring resources.
Engine
Part of speech: noun
Definition: Cunning, trickery.The result of cunning; a plot, a scheme.A device to convert energy into useful mechanical motion.A powered locomotive used for pulling cars on railways.A person or group of people which influence a larger group.the brain or heart.A software system, not a complete program, responsible for a technical task (as in layout engine, physics engine).
Example sentence: Our democracy must be not only the envy of the world but the engine of our own renewal. There is nothing wrong with America that cannot be cured by what is right with America.