SNOMED CT Document Library
This is a synonym for semantic equivalence.
The relationship between two classes that have the same logical meaning.NotesThe equivalent classes may be represented in different ways for example as SNOMED CT concept definitions, SNOMED CT expressions, or axioms expressed using a syntax such as OWL Functional Syntax.Semantic equivalence is represented by the Ξ symbol or by a sequence of three equals signs === .Example
405813007 |Procedure site - Direct|
66754008 |Appendix structure|
129304002 |Excision - action|
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