diff --git a/src/cco-modules/GeospatialOntology.ttl b/src/cco-modules/GeospatialOntology.ttl
index 29bc56e..fb1e403 100644
--- a/src/cco-modules/GeospatialOntology.ttl
+++ b/src/cco-modules/GeospatialOntology.ttl
@@ -496,7 +496,7 @@ cco:PhysiographicFeature rdf:type owl:Class ;
 cco:PitchAxis rdf:type owl:Class ;
               rdfs:subClassOf cco:AxisOfRotation ;
               cco:alternative_label "Lateral Axis"@en ;
-              cco:definition "An Axis of Rotation that passes through the center of an object's Mass from one side of the object to the other and is perpendicular to the direction of the object's motion."@en ;
+              cco:definition "An Axis of Rotation that passes through the center of an object's Mass and is perpendicular both to the direction of the object's motion and to the object's Yaw Axis."@en ;
               cco:is_curated_in_ontology "http://www.ontologyrepository.com/CommonCoreOntologies/Mid/GeospatialOntology"^^xsd:anyURI ;
               rdfs:label "Pitch Axis"@en .
 
@@ -660,4 +660,4 @@ cco:zAxis rdf:type owl:Class ;
           rdfs:label "z-Axis"@en .
 
 
-###  Generated by the OWL API (version 4.5.25.2023-02-15T19:15:49Z) https://github.com/owlcs/owlapi
\ No newline at end of file
+###  Generated by the OWL API (version 4.5.25.2023-02-15T19:15:49Z) https://github.com/owlcs/owlapi