Question

WHAT IS ROBOT ?....................

Answer 1

Answer:

(especially in science fiction) a machine resembling a human being and able to replicate certain human movements and functions automatically.

"the robot closed the door behind us"

Answer 2

Robot, any automatically operated machine that replaces human effort, though it may not resemble human beings in appearance or perform functions in a humanlikemanner. By extension, robotics is the engineering discipline dealing with the design, construction, and operation of robots.