For North American companies, the UPC is an existing form of the GTIN. The family of data structures (not symbologies) comprising GTIN include: GTIN-12 (UPC-A): this is a 12-digit number used primarily in North America
A plateau is high, flat ground or a situation where something has stalled that was progressing forward previously. 1  An example of a plateau is a high, flat field.  An example of a plateau is a situation where no progress is being made on a project while you await funding approval.
Physics. a particular stage or point of advancement in a cycle; the fractional part of the period through which the time has advanced, measured from some arbitrary origin often expressed as an angle (phase angle) the entire period being taken as 360Â°.