Not really. Mecha is abbreviation for mechanical and generally means all types of mechanical objects. Because anime and japanese movies dominatly use the term f

Not really. Mecha is abbreviation for mechanical and generally means all types of mechanical objects. Because anime and japanese movies dominatly use the term for giant robots, western people have the misunderstanding that only those are Mecha. Enforced is this picture probably also because of the Mechs in the Battletech/Mechwarrior-Franchise, because people don't understand the difference between mech and mecha.