An ATS route identified by a designators (cf. ICAO SARPS Annex 11) and published in AIPs”.
SESAR Concept of Operations Step 1 Edition 2013 (Ed. 01.02.00)
The designated ATS route, or Waypoints and other attributes that constitute it, is coded in an aircraft’s navigation database and used by the FMS (among other elements) for trajectory computation.
Lexicon Release 2015.1