addresses #80

schema/core-im/core-im-source.yaml

@@ -983,6 +983,31 @@ $defs:
       - relation
       - coding
 
+  MappableConcept:
+    type: object
+    maturity: draft
+    description: >-
+      A concept label that may be mapped to one or more :ref:`Codings <Coding>`.
+    properties:
+      id:
+        type: string
+        description: >-
+          The 'logical' identifier of the Entity in the system of record, e.g. a UUID.  This 'id' is
+          unique within a given system, but may or may not be globally unique outside the system. It
+          is used within a system to reference an object from another. A MappableConcept 'id' MAY be
+          a primary code for the concept.
+      label:
+        type: string
+        description: A primary name for the entity.
+      mappings:
+        type: array
+        ordered: false
+        items:
+          $ref: "#/$defs/ConceptMapping"
+        description: >-
+          A list of mappings to concepts in terminologies or code systems. Each mapping should
+          include a coding and a relation.
+
   Extension:
     type: object
     maturity: trial use