diff --git a/news/uuid-rename.rst b/news/uuid-rename.rst
new file mode 100644
index 00000000..ecd7f22d
--- /dev/null
+++ b/news/uuid-rename.rst
@@ -0,0 +1,23 @@
+**Added:**
+
+* <news item>
+
+**Changed:**
+
+* DiffractionObject's "id" property renamed to "uuid"
+
+**Deprecated:**
+
+* <news item>
+
+**Removed:**
+
+* <news item>
+
+**Fixed:**
+
+* <news item>
+
+**Security:**
+
+* <news item>
diff --git a/src/diffpy/utils/diffraction_objects.py b/src/diffpy/utils/diffraction_objects.py
index 92ad17dc..6118f46d 100644
--- a/src/diffpy/utils/diffraction_objects.py
+++ b/src/diffpy/utils/diffraction_objects.py
@@ -46,12 +46,6 @@ class DiffractionObject:
 
     Attributes
     ----------
-    all_arrays : ndarray
-        The array containing the quantity of q, tth, d values.
-    input_xtype : str
-        The type of the independent variable in `xarray`. Must be one of {*XQUANTITIES}
-    id : uuid
-        The unique identifier for the diffraction object.
     scat_quantity : str
         The type of scattering experiment (e.g., "x-ray", "neutron"). Default is an empty string "".
     wavelength : float
@@ -127,7 +121,7 @@ def __init__(
         >>> print(do.metadata)
         """
 
-        self._id = uuid.uuid4()
+        self._uuid = uuid.uuid4()
         self._input_data(xarray, yarray, xtype, wavelength, scat_quantity, name, metadata)
 
     def _input_data(self, xarray, yarray, xtype, wavelength, scat_quantity, name, metadata):
@@ -284,6 +278,23 @@ def __rtruediv__(self, other):
 
     @property
     def all_arrays(self):
+        """The 2D array containing `xarray` and `yarray` values.
+
+        Returns
+        -------
+        ndarray
+            The shape (len(data), 4) 2D array with columns containing the `yarray` (intensity)
+            and the `xarray` values in q, tth, and d.
+
+        Examples
+        --------
+        To access specific arrays individually, use these slices:
+
+        >>> my_do.all_arrays[:, 0]  # yarray
+        >>> my_do.all_arrays[:, 1]  # xarray in q
+        >>> my_do.all_arrays[:, 2]  # xarray in tth
+        >>> my_do.all_arrays[:, 3]  # xarray in d
+        """
         return self._all_arrays
 
     @all_arrays.setter
@@ -292,6 +303,13 @@ def all_arrays(self, _):
 
     @property
     def input_xtype(self):
+        """The type of the independent variable in `xarray`.
+
+        Returns
+        -------
+        str
+            The type of `xarray`, which must be one of {*XQUANTITIES}.
+        """
         return self._input_xtype
 
     @input_xtype.setter
@@ -299,12 +317,19 @@ def input_xtype(self, _):
         raise AttributeError(_setter_wmsg("input_xtype"))
 
     @property
-    def id(self):
-        return self._id
+    def uuid(self):
+        """The unique identifier for the DiffractionObject instance.
+
+        Returns
+        -------
+        uuid
+            The unique identifier of the DiffractionObject instance.
+        """
+        return self._uuid
 
-    @id.setter
-    def id(self, _):
-        raise AttributeError(_setter_wmsg("id"))
+    @uuid.setter
+    def uuid(self, _):
+        raise AttributeError(_setter_wmsg("uuid"))
 
     def get_array_index(self, value, xtype=None):
         """Return the index of the closest value in the array associated with
@@ -319,7 +344,8 @@ def get_array_index(self, value, xtype=None):
 
         Returns
         -------
-        the index of the value in the array
+        list
+            The list containing the index of the closest value in the array.
         """
 
         xtype = self._input_xtype
diff --git a/tests/test_diffraction_objects.py b/tests/test_diffraction_objects.py
index 63f349eb..33675b9e 100644
--- a/tests/test_diffraction_objects.py
+++ b/tests/test_diffraction_objects.py
@@ -479,7 +479,7 @@ def test_init_valid(do_init_args, expected_do_dict, divide_by_zero_warning_expec
     else:
         actual_do_dict = DiffractionObject(**do_init_args).__dict__
     diff = DeepDiff(
-        actual_do_dict, expected_do_dict, ignore_order=True, significant_digits=13, exclude_paths="root['_id']"
+        actual_do_dict, expected_do_dict, ignore_order=True, significant_digits=13, exclude_paths="root['_uuid']"
     )
     assert diff == {}
 
@@ -523,27 +523,29 @@ def test_all_array_setter(do_minimal):
         do.all_arrays = np.empty((4, 4))
 
 
-def test_id_getter(do_minimal):
+def test_uuid_getter(do_minimal):
     do = do_minimal
-    assert hasattr(do, "id")
-    assert isinstance(do.id, UUID)
-    assert len(str(do.id)) == 36
+    assert hasattr(do, "uuid")
+    assert isinstance(do.uuid, UUID)
+    assert len(str(do.uuid)) == 36
 
 
-def test_id_getter_with_mock(mocker, do_minimal):
-    mocker.patch.object(DiffractionObject, "id", new_callable=lambda: UUID("d67b19c6-3016-439f-81f7-cf20a04bee87"))
+def test_uuid_getter_with_mock(mocker, do_minimal):
+    mocker.patch.object(
+        DiffractionObject, "uuid", new_callable=lambda: UUID("d67b19c6-3016-439f-81f7-cf20a04bee87")
+    )
     do = do_minimal
-    assert do.id == UUID("d67b19c6-3016-439f-81f7-cf20a04bee87")
+    assert do.uuid == UUID("d67b19c6-3016-439f-81f7-cf20a04bee87")
 
 
-def test_id_setter_error(do_minimal):
+def test_uuid_setter_error(do_minimal):
     do = do_minimal
 
     with pytest.raises(
         AttributeError,
-        match="Direct modification of attribute 'id' is not allowed. Please use 'input_data' to modify 'id'.",
+        match="Direct modification of attribute 'uuid' is not allowed. Please use 'input_data' to modify 'uuid'.",
     ):
-        do.id = uuid.uuid4()
+        do.uuid = uuid.uuid4()
 
 
 def test_xarray_yarray_length_mismatch():