diff --git a/InformationEntityOntology.ttl b/InformationEntityOntology.ttl
index 0821bd6..603bc54 100644
--- a/InformationEntityOntology.ttl
+++ b/InformationEntityOntology.ttl
@@ -1156,7 +1156,7 @@ cco:PriorityMeasurementInformationContentEntity rdf:type owl:Class ;
 ###  http://www.ontologyrepository.com/CommonCoreOntologies/PriorityScale
 cco:PriorityScale rdf:type owl:Class ;
                   rdfs:subClassOf cco:ReferenceSystem ;
-                  cco:definition "A Reference System that describes a scale used to rank or identify the importance of entities of the specified type."@en ;
+                  cco:definition "A Reference System that consists of a scale used to rank or identify the importance of entities of the specified type."@en ;
                   cco:is_curated_in_ontology "http://www.ontologyrepository.com/CommonCoreOntologies/Mid/InformationEntityOntology"^^xsd:anyURI ;
                   rdfs:label "Priority Scale"@en .