diff --git a/bigquery/google/cloud/bigquery/dataset.py b/bigquery/google/cloud/bigquery/dataset.py
index 9af52232b970..e464fcfb93bd 100644
--- a/bigquery/google/cloud/bigquery/dataset.py
+++ b/bigquery/google/cloud/bigquery/dataset.py
@@ -164,7 +164,7 @@ def to_api_repr(self):
         }
 
     def _key(self):
-        """A tuple key that unique-ly describes this field.
+        """A tuple key that uniquely describes this field.
 
         Used to compute this instance's hashcode and evaluate equality.
 
diff --git a/bigquery/google/cloud/bigquery/schema.py b/bigquery/google/cloud/bigquery/schema.py
index 4aea34ac22e0..535c445a3726 100644
--- a/bigquery/google/cloud/bigquery/schema.py
+++ b/bigquery/google/cloud/bigquery/schema.py
@@ -126,7 +126,7 @@ def to_api_repr(self):
         return answer
 
     def _key(self):
-        """A tuple key that unique-ly describes this field.
+        """A tuple key that uniquely describes this field.
 
         Used to compute this instance's hashcode and evaluate equality.
 
diff --git a/bigquery/google/cloud/bigquery/table.py b/bigquery/google/cloud/bigquery/table.py
index 03e945583e6e..542e87db0bb8 100644
--- a/bigquery/google/cloud/bigquery/table.py
+++ b/bigquery/google/cloud/bigquery/table.py
@@ -135,7 +135,7 @@ def to_api_repr(self):
         }
 
     def _key(self):
-        """A tuple key that unique-ly describes this field.
+        """A tuple key that uniquely describes this field.
 
         Used to compute this instance's hashcode and evaluate equality.