1.  automatic pilot(n = noun.cognition) autopilot - a cognitive state in which you act without self-awareness; "she went about her chores on automatic pilot"; "too much of the writing seems to have been done on automatic pilot"; "she talked and he dozed and my mind went on autopilot"
is a kind of unconsciousness

2.  automatic pilot(n = noun.artifact) autopilot, robot pilot - a navigational device that automatically keeps ships or planes or spacecraft on a steady course;
is a kind of device
has parts: inertial guidance system, inertial navigation system

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