animatron
noun
an·i·ma·tron ˈa-nə-mə-ˌträn 
plural animatrons
: a puppet or similar figure that is animated by means of electromechanical devices : an animatronic figure
In Jurassic Park, the Steven Spielberg dinosaur action thriller, the full-sized animatron of the Tyrannosaurus Rex weighed almost 7000 kilograms. 
Daily Telegraph (Sydney, Australia), 5 Nov. 2002
Daily Telegraph (Sydney, Australia), 5 Nov. 2002
Word History
Etymology
short for audio-animatron, back-formation from audio-animatronic
First Known Use
1971, in the meaning defined above