This is an abbreviation for SNOMED CT International Edition.
SNOMED CT International Edition
The set of SNOMED CT components and reference set members that either belong to a specific module identified by SNOMED International as the focus module for that edition or belong to one of the modules on which that module depends.
Notes
The International Edition includes the foundational content of SNOMED CT on which all other SNOMED CT modules must have dependencies.
SNOMED International currently identifies the as the focus module for the International Edition. Only the is currently specified as a dependency.
The International Edition may be supplemented by extensions, maintained and distributed by Members and Affiliates, to meet additional national, local, and organizational requirements.