meal, repast(noun) the food served and eaten at one time. meal(noun) any of the occasions for eating food that occur by custom or habit at more or less fixed times. meal(noun) coarsely ground foodstuff; especially seeds of various cereal grasses or pulse.
Encoders turn mechanical motion into an electrical signal that is used by the control system to monitor specific parameters of the application and make adjustments if necessary to maintain the machine operating as desired.
1) In communications engineering, the term codec is used in reference to integrated circuits, or chip s that perform data conversion. In this context, the term is an acronym for  co der/ dec oder.. This type of codec combines analog-to-digital conversion and digital-to-analog conversion functions in a single chip.