diff --git a/openmc/cell.py b/openmc/cell.py
index 2ff1d5fcd..feba18da5 100644
--- a/openmc/cell.py
+++ b/openmc/cell.py
@@ -193,7 +193,7 @@ class Cell(IDManagerMixin):
     def atoms(self):
         if self._atoms is None:
             if self._volume is None:
-                msg = ('Cannot calculate atom content becouse no volume '
+                msg = ('Cannot calculate atom content because no volume '
                        'is set. Use Cell.volume to provide it or perform '
                        'a stochastic volume calculation.')
                 raise ValueError(msg)
@@ -350,7 +350,7 @@ class Cell(IDManagerMixin):
         self._volume = volume
 
         # Info about atom content can now be invalid
-        # (sice volume has just changed)
+        # (since volume has just changed)
         self._atoms = None
 
     def add_volume_information(self, volume_calc):
diff --git a/openmc/cmfd.py b/openmc/cmfd.py
index 080e558be..54c43f333 100644
--- a/openmc/cmfd.py
+++ b/openmc/cmfd.py
@@ -262,7 +262,7 @@ class CMFDRun:
     Attributes
     ----------
     tally_begin : int
-        Batch number at which CMFD tallies should begin accummulating
+        Batch number at which CMFD tallies should begin accumulating
     solver_begin: int
         Batch number at which CMFD solver should start executing
     ref_d : list of floats
@@ -271,13 +271,13 @@ class CMFDRun:
         Dictionary indicating which CMFD results to output. Note that CMFD
         k-effective will always be outputted. Acceptable keys are:
 
-        * "balance" - Whether to output RMS [%] of the resdiual from the
+        * "balance" - Whether to output RMS [%] of the residual from the
           neutron balance equation on CMFD tallies (bool)
         * "dominance" - Whether to output the estimated dominance ratio from
           the CMFD iterations (bool)
         * "entropy" - Whether to output the *entropy* of the CMFD predicted
           fission source (bool)
-        * "source" - Whether to ouput the RMS [%] between the OpenMC fission
+        * "source" - Whether to output the RMS [%] between the OpenMC fission
           source and CMFD fission source (bool)
 
     downscatter : bool
@@ -315,7 +315,7 @@ class CMFDRun:
     adjoint_type : {'physical', 'math'}
         Stores type of adjoint calculation that should be performed.
         ``run_adjoint`` must be true for an adjoint calculation to be
-        perfomed. Options are:
+        performed. Options are:
 
         * "physical" - Create adjoint matrices from physical parameters of
           CMFD problem
@@ -887,7 +887,7 @@ class CMFDRun:
         information.
 
         """
-        # Finalize simuation
+        # Finalize simulation
         openmc.lib.simulation_finalize()
 
         if openmc.lib.master():
@@ -1431,7 +1431,7 @@ class CMFDRun:
         nx, ny, nz, ng = self._indices
         n = self._mat_dim
 
-        # Compute cmfd_src in a vecotorized manner by phi to the spatial
+        # Compute cmfd_src in a vectorized manner by phi to the spatial
         # indices of the actual problem so that cmfd_flux can be multiplied by
         # nfissxs
 
diff --git a/openmc/element.py b/openmc/element.py
index 0d37ab726..1473bd63e 100644
--- a/openmc/element.py
+++ b/openmc/element.py
@@ -54,8 +54,8 @@ class Element(str):
         percent_type : {'ao', 'wo'}
             'ao' for atom percent and 'wo' for weight percent
         enrichment : float, optional
-            Enrichment of an enrichment_taget nuclide in percent (ao or wo).
-            If enrichment_taget is not supplied then it is enrichment for U235
+            Enrichment of an enrichment_target nuclide in percent (ao or wo).
+            If enrichment_target is not supplied then it is enrichment for U235
             in weight percent. For example, input 4.95 for 4.95 weight percent
             enriched U. Default is None (natural composition).
         enrichment_target: str, optional
@@ -149,7 +149,7 @@ class Element(str):
             mutual_nuclides = sorted(list(mutual_nuclides))
             absent_nuclides = sorted(list(absent_nuclides))
 
-            # If all naturally ocurring isotopes are present in the library,
+            # If all naturally occurring isotopes are present in the library,
             # add them based on their abundance
             if len(absent_nuclides) == 0:
                 for nuclide in mutual_nuclides:
@@ -277,7 +277,7 @@ class Element(str):
             tail_fraction = 1.0 - enrichment / 100.0
 
             # Enrich all nuclides
-            # Do bogus operation for enrichment target but overwrite immediatly
+            # Do bogus operation for enrichment target but overwrite immediately
             # to avoid if statement in the loop
             for nuclide, fraction in abundances.items():
                 abundances[nuclide] = tail_fraction * fraction / non_enriched
diff --git a/openmc/filter.py b/openmc/filter.py
index 65255bd3d..792e8e5cf 100644
--- a/openmc/filter.py
+++ b/openmc/filter.py
@@ -89,7 +89,7 @@ class Filter(IDManagerMixin, metaclass=FilterMeta):
     ----------
     bins : Integral or Iterable of Integral or Iterable of Real
         The bins for the filter. This takes on different meaning for different
-        filters. See the docstrings for sublcasses of this filter or the online
+        filters. See the docstrings for subclasses of this filter or the online
         documentation for more details.
     filter_id : int
         Unique identifier for the filter
@@ -177,7 +177,7 @@ class Filter(IDManagerMixin, metaclass=FilterMeta):
         filter_id = int(group.name.split('/')[-1].lstrip('filter '))
 
         # If the HDF5 'type' variable matches this class's short_name, then
-        # there is no overriden from_hdf5 method.  Pass the bins to __init__.
+        # there is no overridden from_hdf5 method.  Pass the bins to __init__.
         if group['type'][()].decode() == cls.short_name.lower():
             out = cls(group['bins'][()], filter_id=filter_id)
             out._num_bins = group['n_bins'][()]
@@ -254,7 +254,7 @@ class Filter(IDManagerMixin, metaclass=FilterMeta):
         filter_type = elem.get('type')
 
         # If the filter type matches this class's short_name, then
-        # there is no overriden from_xml_element method
+        # there is no overridden from_xml_element method
         if filter_type == cls.short_name.lower():
             # Get bins from element -- the default here works for any filters
             # that just store a list of bins that can be represented as integers
@@ -438,7 +438,7 @@ class WithIDFilter(Filter):
 
 
 class UniverseFilter(WithIDFilter):
-    """Bins tally event locations based on the Universe they occured in.
+    """Bins tally event locations based on the Universe they occurred in.
 
     Parameters
     ----------
@@ -462,7 +462,7 @@ class UniverseFilter(WithIDFilter):
 
 
 class MaterialFilter(WithIDFilter):
-    """Bins tally event locations based on the Material they occured in.
+    """Bins tally event locations based on the Material they occurred in.
 
     Parameters
     ----------
@@ -486,7 +486,7 @@ class MaterialFilter(WithIDFilter):
 
 
 class CellFilter(WithIDFilter):
-    """Bins tally event locations based on the Cell they occured in.
+    """Bins tally event locations based on the Cell they occurred in.
 
     Parameters
     ----------
@@ -1945,7 +1945,7 @@ class EnergyFunctionFilter(Filter):
             raise ValueError('Only Tabulated1Ds with a single interpolation '
                              'region are supported')
         if tab1d.interpolation[0] != 2:
-            raise ValueError('Only linear-linar Tabulated1Ds are supported')
+            raise ValueError('Only linear-linear Tabulated1Ds are supported')
 
         return cls(tab1d.x, tab1d.y)
 
diff --git a/openmc/lattice.py b/openmc/lattice.py
index 648b1438e..1c311fbb1 100644
--- a/openmc/lattice.py
+++ b/openmc/lattice.py
@@ -106,7 +106,7 @@ class Lattice(IDManagerMixin, ABC):
         elif lattice_type == 'hexagonal':
             return openmc.HexLattice.from_hdf5(group, universes)
         else:
-            raise ValueError(f'Unkown lattice type: {lattice_type}')
+            raise ValueError(f'Unknown lattice type: {lattice_type}')
 
     def get_unique_universes(self):
         """Determine all unique universes in the lattice
@@ -1215,7 +1215,7 @@ class HexLattice(Lattice):
             for rings in self._universes:
                 if len(rings) != self._num_rings:
                     msg = 'HexLattice ID={0:d} has an inconsistent number of ' \
-                          'rings per axial positon'.format(self._id)
+                          'rings per axial position'.format(self._id)
                     raise ValueError(msg)
 
         else:
diff --git a/openmc/material.py b/openmc/material.py
index 015bad535..e5c3f8e4b 100644
--- a/openmc/material.py
+++ b/openmc/material.py
@@ -443,7 +443,7 @@ class Material(IDManagerMixin):
 
         # Generally speaking, the density for a macroscopic object will
         # be 1.0. Therefore, lets set density to 1.0 so that the user
-        # doesnt need to set it unless its needed.
+        # doesn't need to set it unless its needed.
         # Of course, if the user has already set a value of density,
         # then we will not override it.
         if self._density is None:
@@ -482,8 +482,8 @@ class Material(IDManagerMixin):
             'ao' for atom percent and 'wo' for weight percent. Defaults to atom
             percent.
         enrichment : float, optional
-            Enrichment of an enrichment_taget nuclide in percent (ao or wo).
-            If enrichment_taget is not supplied then it is enrichment for U235
+            Enrichment of an enrichment_target nuclide in percent (ao or wo).
+            If enrichment_target is not supplied then it is enrichment for U235
             in weight percent. For example, input 4.95 for 4.95 weight percent
             enriched U.
             Default is None (natural composition).
@@ -625,7 +625,7 @@ class Material(IDManagerMixin):
                         raise ValueError(msg)
                 elif token not in ['(', ')', ''] and not token.isdigit():
                         msg = 'Formula must be made from a sequence of ' \
-                              'element symbols, integers, and backets. ' \
+                              'element symbols, integers, and brackets. ' \
                               '{} is not an allowable entry.'.format(token)
                         raise ValueError(msg)
 
diff --git a/openmc/mesh.py b/openmc/mesh.py
index 4c973352b..1f17dbae2 100644
--- a/openmc/mesh.py
+++ b/openmc/mesh.py
@@ -144,7 +144,7 @@ class RegularMesh(MeshBase):
         The lower-left corner of the structured mesh. If only two coordinate
         are given, it is assumed that the mesh is an x-y mesh.
     upper_right : Iterable of float
-        The upper-right corner of the structrued mesh. If only two coordinate
+        The upper-right corner of the structured mesh. If only two coordinate
         are given, it is assumed that the mesh is an x-y mesh.
     width : Iterable of float
         The width of mesh cells in each direction.
diff --git a/openmc/mgxs_library.py b/openmc/mgxs_library.py
index d7d4b6f2f..67ad151cc 100644
--- a/openmc/mgxs_library.py
+++ b/openmc/mgxs_library.py
@@ -477,7 +477,7 @@ class XSdata:
 
     def add_temperature(self, temperature):
         """This method re-sizes the attributes of this XSdata object so that it
-        can accomodate an additional temperature.  Note that the set_* methods
+        can accommodate an additional temperature.  Note that the set_* methods
         will still need to be executed.
 
         Parameters
diff --git a/openmc/plots.py b/openmc/plots.py
index 6c5a5d437..a430a945e 100644
--- a/openmc/plots.py
+++ b/openmc/plots.py
@@ -220,7 +220,7 @@ class Plot(IDManagerMixin):
     mask_background : Iterable of int or str
         Color to apply to all cells/materials not listed in mask_components
     show_overlaps : bool
-        Inidicate whether or not overlapping regions are shown
+        Indicate whether or not overlapping regions are shown
     overlap_color : Iterable of int or str
         Color to apply to overlapping regions
     colors : dict
@@ -565,9 +565,9 @@ class Plot(IDManagerMixin):
         seed : int
             The random number seed used to generate the color scheme
         alpha : float
-            The value between 0 and 1 to apply in alpha compisiting
+            The value between 0 and 1 to apply in alpha compositing
         background : 3-tuple of int or str
-            The background color to apply in alpha compisiting
+            The background color to apply in alpha compositing
 
         """
 
@@ -883,9 +883,9 @@ class Plots(cv.CheckedList):
         seed : int
             The random number seed used to generate the color scheme
         alpha : float
-            The value between 0 and 1 to apply in alpha compisiting
+            The value between 0 and 1 to apply in alpha compositing
         background : 3-tuple of int or str
-            The background color to apply in alpha compisiting
+            The background color to apply in alpha compositing
 
         """
 
diff --git a/openmc/plotter.py b/openmc/plotter.py
index 576cb28fc..92acaf5bb 100644
--- a/openmc/plotter.py
+++ b/openmc/plotter.py
@@ -882,7 +882,7 @@ def _calculate_mgxs_elem_mat(this, types, library, orders=None,
         else:
             T = temperature
 
-        # Check to see if we have nuclides/elements or a macrocopic object
+        # Check to see if we have nuclides/elements or a macroscopic object
         if this._macroscopic is not None:
             # We have macroscopics
             nuclides = {this._macroscopic: (this._macroscopic, this.density)}
diff --git a/openmc/polynomial.py b/openmc/polynomial.py
index 718fc668c..1259c61ca 100644
--- a/openmc/polynomial.py
+++ b/openmc/polynomial.py
@@ -59,7 +59,7 @@ class ZernikeRadial(Polynomial):
         Domain of Zernike polynomials to be applied on. Default is 1.
     norm_coef : iterable of float
         The list of coefficients of each term in the polynomials after
-        normailization.
+        normalization.
 
     """
     def __init__(self, coef, radius=1):
@@ -106,7 +106,7 @@ class Zernike(Polynomial):
         Azimuthal of Zernike polynomial to be applied on. Default is 0.
     norm_coef : iterable of float
         The list of coefficients of each term in the polynomials after
-        normailization.
+        normalization.
     """
     def __init__(self, coef, radius=1):
         super().__init__(coef)
diff --git a/openmc/region.py b/openmc/region.py
index cfdc3e81e..b252ff4a7 100644
--- a/openmc/region.py
+++ b/openmc/region.py
@@ -87,7 +87,7 @@ class Region(ABC):
             operators are union '|', intersection ' ', and complement '~'. For
             example, '(1 -2) | 3 ~(4 -5)'.
         surfaces : dict
-            Dictionary whose keys are suface IDs that appear in the Boolean
+            Dictionary whose keys are surface IDs that appear in the Boolean
             expression and whose values are Surface objects.
 
         """
@@ -104,7 +104,7 @@ class Region(ABC):
         while i < len(expression):
             if expression[i] in '()|~ ':
                 # If special character appears immediately after a non-operator,
-                # create a token with the apporpriate half-space
+                # create a token with the appropriate half-space
                 if i_start >= 0:
                     j = int(expression[i_start:i])
                     if j < 0:
diff --git a/openmc/settings.py b/openmc/settings.py
index 18d1fa4d9..eb5761817 100644
--- a/openmc/settings.py
+++ b/openmc/settings.py
@@ -194,7 +194,7 @@ class Settings:
         batches specified via ``batches`` is interpreted as the minimum number
         of batches
     ufs_mesh : openmc.RegularMesh
-        Mesh to be used for redistributing source sites via the uniform fision
+        Mesh to be used for redistributing source sites via the uniform fission
         site (UFS) method.
     verbosity : int
         Verbosity during simulation between 1 and 10. Verbosity levels are
diff --git a/openmc/surface.py b/openmc/surface.py
index 4a174a23b..3c9d4bab5 100644
--- a/openmc/surface.py
+++ b/openmc/surface.py
@@ -255,7 +255,7 @@ class Surface(IDManagerMixin, ABC):
         if memo is None:
             memo = {}
 
-        # If no nemoize'd clone exists, instantiate one
+        # If no memoize'd clone exists, instantiate one
         if self not in memo:
             clone = deepcopy(self)
             clone.id = None
@@ -1053,7 +1053,7 @@ class QuadricMixin:
         pivot = np.asarray(pivot)
         rotation = np.asarray(rotation, dtype=float)
 
-        # Allow rotaiton matrix to be passed in directly, otherwise build it
+        # Allow rotation matrix to be passed in directly, otherwise build it
         if rotation.ndim == 2:
             check_length('surface rotation', rotation.ravel(), 9)
             Rmat = rotation
@@ -1746,7 +1746,7 @@ class Cone(QuadricMixin, Surface):
         #
         # (d*(r - p))^2 - (r - p)*(r - p)cos^2(theta) = 0
         #
-        # where * is the dot product and the vector r is the evaulation point
+        # where * is the dot product and the vector r is the evaluation point
         # r = (x, y, z)
         #
         # The argument r2 for cones is actually tan^2(theta) so that
diff --git a/openmc/tallies.py b/openmc/tallies.py
index 6755e805d..3f8429b84 100644
--- a/openmc/tallies.py
+++ b/openmc/tallies.py
@@ -2977,7 +2977,7 @@ class Tally(IDManagerMixin):
         Returns
         -------
         openmc.Tally
-            A new derived Tally with data diagaonalized along the new filter.
+            A new derived Tally with data diagonalized along the new filter.
 
         """
 
diff --git a/openmc/volume.py b/openmc/volume.py
index 67f4b7abe..4b5d09c3d 100644
--- a/openmc/volume.py
+++ b/openmc/volume.py
@@ -56,7 +56,7 @@ class VolumeCalculation:
     volumes : dict
         Dictionary mapping unique IDs of domains to estimated volumes in cm^3.
     threshold : float
-        Threshold for the maxmimum standard deviation of volumes.
+        Threshold for the maximum standard deviation of volumes.
 
         .. versionadded:: 0.12
     trigger_type : {'variance', 'std_dev', 'rel_err'}
@@ -228,14 +228,14 @@ class VolumeCalculation:
         self._atoms = atoms
 
     def set_trigger(self, threshold, trigger_type):
-        """Set a trigger on the voulme calculation
+        """Set a trigger on the volume calculation
 
         .. versionadded:: 0.12
 
         Parameters
         ----------
         threshold : float
-            Threshold for the maxmimum standard deviation of volumes
+            Threshold for the maximum standard deviation of volumes
         trigger_type : {'variance', 'std_dev', 'rel_err'}
             Value type used to halt volume calculation
         """