diff --git a/src/visGeometry/index.ts b/src/visGeometry/index.ts
index f08ef549..744bc138 100644
--- a/src/visGeometry/index.ts
+++ b/src/visGeometry/index.ts
@@ -1146,7 +1146,7 @@ class VisGeometry {
 
     private getColorIdForTypeId(typeId: number): number {
         /**
-         * returns the index into numberOfColors (colorId). No conversion
+         * returns the index in terms of numberOfColors (colorId). No conversion
          * is necessary because idColorMapping is also using this index
          */
         const index = this.idColorMapping.get(typeId);