diff --git a/superset/assets/backendSync.json b/superset/assets/backendSync.json
index 9b825529e..711496dcd 100644
--- a/superset/assets/backendSync.json
+++ b/superset/assets/backendSync.json
@@ -37,7 +37,7 @@
         null,
         null
       ],
-      "description": "Bounds for the Y axis. When left empty, the bounds are dynamically defined based on the min/max of the data. Note that this feature will only expand the axis range. It won't narrow the data's extent."
+      "description": "Bounds for the Y-axis. When left empty, the bounds are dynamically defined based on the min/max of the data. Note that this feature will only expand the axis range. It won't narrow the data's extent."
     },
     "order_by_cols": {
       "type": "SelectControl",
@@ -253,7 +253,7 @@
         ]
       ],
       "default": "series",
-      "description": "Defines how the color are attributed."
+      "description": "Defines how the colors are attributed."
     },
     "canvas_image_rendering": {
       "type": "SelectControl",
@@ -753,7 +753,7 @@
       "label": "Reduce X ticks",
       "renderTrigger": true,
       "default": false,
-      "description": "Reduces the number of X axis ticks to be rendered. If true, the x axis wont overflow and labels may be missing. If false, a minimum width will be applied to columns and the width may overflow into an horizontal scroll."
+      "description": "Reduces the number of X-axis ticks to be rendered. If true, the x-axis won't overflow and labels may be missing. If false, a minimum width will be applied to columns and the width may overflow into a horizontal scroll."
     },
     "include_series": {
       "type": "CheckboxControl",
@@ -834,7 +834,7 @@
           "Usa"
         ]
       ],
-      "description": "The name of country that Superset should display"
+      "description": "The name of the country that Superset should display"
     },
     "country_fieldtype": {
       "type": "SelectControl",
@@ -2242,14 +2242,14 @@
       "label": "X bounds",
       "renderTrigger": true,
       "default": true,
-      "description": "Whether to display the min and max values of the X axis"
+      "description": "Whether to display the min and max values of the X-axis"
     },
     "y_axis_showminmax": {
       "type": "CheckboxControl",
       "label": "Y bounds",
       "renderTrigger": true,
       "default": true,
-      "description": "Whether to display the min and max values of the Y axis"
+      "description": "Whether to display the min and max values of the Y-axis"
     },
     "rich_tooltip": {
       "type": "CheckboxControl",
@@ -2263,14 +2263,14 @@
       "label": "Y Log Scale",
       "default": false,
       "renderTrigger": true,
-      "description": "Use a log scale for the Y axis"
+      "description": "Use a log scale for the Y-axis"
     },
     "x_log_scale": {
       "type": "CheckboxControl",
       "label": "X Log Scale",
       "default": false,
       "renderTrigger": true,
-      "description": "Use a log scale for the X axis"
+      "description": "Use a log scale for the X-axis"
     },
     "log_scale": {
       "type": "CheckboxControl",
diff --git a/superset/assets/src/SqlLab/actions.js b/superset/assets/src/SqlLab/actions.js
index 91e848649..6d2b6af1a 100644
--- a/superset/assets/src/SqlLab/actions.js
+++ b/superset/assets/src/SqlLab/actions.js
@@ -287,7 +287,7 @@ export function addTable(query, tableName, schemaName) {
               isMetadataLoading: false,
             }),
           ),
-          dispatch(addDangerToast(t('Error occurred while fetching table metadata'))),
+          dispatch(addDangerToast(t('An error occurred while fetching table metadata'))),
         ]),
       );
 
@@ -300,7 +300,7 @@ export function addTable(query, tableName, schemaName) {
       .catch(() =>
         Promise.all([
           dispatch(mergeTable({ ...table, isExtraMetadataLoading: false })),
-          dispatch(addDangerToast(t('Error occurred while fetching table metadata'))),
+          dispatch(addDangerToast(t('An error occurred while fetching table metadata'))),
         ]),
       );
   };
diff --git a/superset/assets/src/SqlLab/components/QueryTable.jsx b/superset/assets/src/SqlLab/components/QueryTable.jsx
index f92d65e8a..9e539636e 100644
--- a/superset/assets/src/SqlLab/components/QueryTable.jsx
+++ b/superset/assets/src/SqlLab/components/QueryTable.jsx
@@ -173,7 +173,7 @@ class QueryTable extends React.PureComponent {
             <Link
               className="fa fa-pencil m-r-3"
               onClick={this.restoreSql.bind(this, query)}
-              tooltip={t('Overwrite text in editor with a query on this table')}
+              tooltip={t('Overwrite text in the editor with a query on this table')}
               placement="top"
             />
             <Link
diff --git a/superset/assets/src/SqlLab/components/TableElement.jsx b/superset/assets/src/SqlLab/components/TableElement.jsx
index ce6bf6849..96fae9b0b 100644
--- a/superset/assets/src/SqlLab/components/TableElement.jsx
+++ b/superset/assets/src/SqlLab/components/TableElement.jsx
@@ -143,7 +143,7 @@ class TableElement extends React.PureComponent {
             }
             text={table.selectStar}
             shouldShowText={false}
-            tooltipText={t('Copy SELECT statement to clipboard')}
+            tooltipText={t('Copy SELECT statement to the clipboard')}
           />
         }
         <Link
diff --git a/superset/assets/src/explore/controls.jsx b/superset/assets/src/explore/controls.jsx
index 442dd4dc6..d3a25a54b 100644
--- a/superset/assets/src/explore/controls.jsx
+++ b/superset/assets/src/explore/controls.jsx
@@ -223,7 +223,7 @@ export const controls = {
     label: t('Y Axis Bounds'),
     renderTrigger: true,
     default: [null, null],
-    description: t('Bounds for the Y axis. When left empty, the bounds are ' +
+    description: t('Bounds for the Y-axis. When left empty, the bounds are ' +
     'dynamically defined based on the min/max of the data. Note that ' +
     "this feature will only expand the axis range. It won't " +
     "narrow the data's extent."),
@@ -485,8 +485,8 @@ export const controls = {
     label: t('Reduce X ticks'),
     renderTrigger: true,
     default: false,
-    description: t('Reduces the number of X axis ticks to be rendered. ' +
-    'If true, the x axis wont overflow and labels may be ' +
+    description: t('Reduces the number of X-axis ticks to be rendered. ' +
+    'If true, the x-axis will not overflow and labels may be ' +
     'missing. If false, a minimum width will be applied ' +
     'to columns and the width may overflow into an ' +
     'horizontal scroll.'),
@@ -534,7 +534,7 @@ export const controls = {
       'Usa',
       'Zambia',
     ].map(s => [s, s]),
-    description: t('The name of country that Superset should display'),
+    description: t('The name of the country that Superset should display'),
   },
   country_fieldtype: {
     type: 'SelectControl',
@@ -741,7 +741,7 @@ export const controls = {
     default: 'auto',
     clearable: false,
     renderTrigger: true,
-    description: t('The way the ticks are laid out on the X axis'),
+    description: t('The way the ticks are laid out on the X-axis'),
   },
 
   left_margin: {
@@ -1543,7 +1543,7 @@ export const controls = {
     label: t('X bounds'),
     renderTrigger: true,
     default: false,
-    description: t('Whether to display the min and max values of the X axis'),
+    description: t('Whether to display the min and max values of the X-axis'),
   },
 
   y_axis_showminmax: {
@@ -1551,7 +1551,7 @@ export const controls = {
     label: t('Y bounds'),
     renderTrigger: true,
     default: false,
-    description: t('Whether to display the min and max values of the Y axis'),
+    description: t('Whether to display the min and max values of the Y-axis'),
   },
 
   rich_tooltip: {
@@ -1568,7 +1568,7 @@ export const controls = {
     label: t('Y Log Scale'),
     default: false,
     renderTrigger: true,
-    description: t('Use a log scale for the Y axis'),
+    description: t('Use a log scale for the Y-axis'),
   },
 
   x_log_scale: {
@@ -1576,7 +1576,7 @@ export const controls = {
     label: t('X Log Scale'),
     default: false,
     renderTrigger: true,
-    description: t('Use a log scale for the X axis'),
+    description: t('Use a log scale for the X-axis'),
   },
 
   log_scale: {
diff --git a/superset/assets/src/explore/visTypes.jsx b/superset/assets/src/explore/visTypes.jsx
index 0ae0ca56a..97ac501e8 100644
--- a/superset/assets/src/explore/visTypes.jsx
+++ b/superset/assets/src/explore/visTypes.jsx
@@ -1369,7 +1369,7 @@ export const visTypes = {
       },
       link_length: {
         label: t('No of Bins'),
-        description: t('Select number of bins for the histogram'),
+        description: t('Select the number of bins for the histogram'),
         default: 5,
       },
       global_opacity: {
@@ -1816,7 +1816,7 @@ export const visTypes = {
         ],
       },
       {
-        label: t('Additional meta data'),
+        label: t('Additional metadata'),
         controlSetRows: [
           ['all_columns'],
         ],
@@ -1837,11 +1837,11 @@ export const visTypes = {
       },
       row_limit: {
         label: t('Event count limit'),
-        description: t('The maximum number of events to return, equivalent to number of rows'),
+        description: t('The maximum number of events to return, equivalent to the number of rows'),
       },
       all_columns: {
         label: t('Meta data'),
-        description: t('Select any columns for meta data inspection'),
+        description: t('Select any columns for metadata inspection'),
       },
     },
   },
diff --git a/superset/connectors/druid/views.py b/superset/connectors/druid/views.py
index f6b3bb005..c67e3fcf6 100644
--- a/superset/connectors/druid/views.py
+++ b/superset/connectors/druid/views.py
@@ -121,7 +121,7 @@ class DruidMetricInlineView(CompactCRUDMixin, SupersetModelView):  # noqa
             '[Druid Post Aggregation]'
             '(http://druid.io/docs/latest/querying/post-aggregations.html)',
             True),
-        'is_restricted': _('Whether the access to this metric is restricted '
+        'is_restricted': _('Whether access to this metric is restricted '
                            'to certain roles. Only roles with the permission '
                            "'metric access on XXX (the name of this metric)' "
                            'are allowed to access this metric'),
diff --git a/superset/connectors/sqla/views.py b/superset/connectors/sqla/views.py
index e02bde802..c085958f5 100644
--- a/superset/connectors/sqla/views.py
+++ b/superset/connectors/sqla/views.py
@@ -108,7 +108,7 @@ class SqlMetricInlineView(CompactCRUDMixin, SupersetModelView):  # noqa
         'expression': utils.markdown(
             'a valid, *aggregating* SQL expression as supported by the '
             'underlying backend. Example: `count(DISTINCT userid)`', True),
-        'is_restricted': _('Whether the access to this metric is restricted '
+        'is_restricted': _('Whether access to this metric is restricted '
                            'to certain roles. Only roles with the permission '
                            "'metric access on XXX (the name of this metric)' "
                            'are allowed to access this metric'),