Arcadian

noun

Ar·ca·di·an | \ är-ˈkā-dē-ən \

Definition of Arcadian

1: often not capitalized : a person who lives a simple quiet life
2: a native or inhabitant of Arcadia
3: the dialect of ancient Greek used in Arcadia

adjective, often capitalized

ar·ca·di·an | \ är-ˈkā-dē-ən \

1a: of or relating to Arcadia or the Arcadians
b: of or relating to Arcadian
2: idyllically pastoral especially : idyllically innocent, simple, or untroubled

Feedback

noun

feed·back | /ˈfēdˌbak/

Feedback occurs when outputs of a system are routed back as inputs as part of a chain of cause-and-effect that
forms a circuit or loop. The system can then be said to feed back into itself.

Definition of feedback

1a: the transmission of evaluative or corrective information about an action, event, or process to the original
or controlling source also : the information so transmitted
b: the partial reversion (see REVERSION sense 3a) of the effects of a process to its source or to a preceding stage
2: the return to the input of a part of the output of a machine, system, or process (as for producing changes in an electronic circuit that improve performance or in an automatic control device that provide self-corrective action)
3: a rumbling, whining, or whistling sound resulting from an amplified or broadcast signal (such as music or speech)
that has been returned as input and retransmitted