diff --git a/src/framework/theme/components/calendar/base-calendar.component.ts b/src/framework/theme/components/calendar/base-calendar.component.ts
index 8f4de23265..7c7f50988a 100644
--- a/src/framework/theme/components/calendar/base-calendar.component.ts
+++ b/src/framework/theme/components/calendar/base-calendar.component.ts
@@ -10,8 +10,8 @@ import { NbCalendarCell, NbCalendarSize, NbCalendarViewMode, NbDateTimeUtil } fr
 
 
 /**
- * Basis for calendar and range calendar components.
- * Encapsulates common behaviour - store calendar state and perform navigation
+ * The basis for calendar and range calendar components.
+ * Encapsulates common behavior - store calendar state and perform navigation
  * between pickers.
  * */
 @Component({
diff --git a/src/framework/theme/components/calendar/calendar-range.component.ts b/src/framework/theme/components/calendar/calendar-range.component.ts
index 4eaf1d6aa4..0e3140dcf5 100644
--- a/src/framework/theme/components/calendar/calendar-range.component.ts
+++ b/src/framework/theme/components/calendar/calendar-range.component.ts
@@ -16,7 +16,7 @@ export interface NbCalendarRange {
 }
 
 /**
- * Calendar component provides capability to choose ranges.
+ * Calendar component provides a capability to choose ranges.
  * For additional info check `NbBaseCalendarComponent`.
  *
  * ```html
@@ -49,22 +49,22 @@ export class NbCalendarRangeComponent {
   @Input() boundingMonth: boolean = true;
 
   /**
-   * Defines starting view for calendar.
+   * Defines starting view for the calendar.
    * */
   @Input() startView: NbCalendarViewMode = NbCalendarViewMode.DATE;
 
   /**
-   * Minimum available date for selection.
+   * A minimum available date for selection.
    * */
   @Input() min: Date;
 
   /**
-   * Maximum available date for selection.
+   * A maximum available date for selection.
    * */
   @Input() max: Date;
 
   /**
-   * Predicate that decides which cells will be disabled.
+   * A predicate that decides which cells will be disabled.
    * */
   @Input() filter: (Date) => boolean;
 
diff --git a/src/framework/theme/components/calendar/calendar.component.ts b/src/framework/theme/components/calendar/calendar.component.ts
index c0eb6e9242..9871455ea6 100644
--- a/src/framework/theme/components/calendar/calendar.component.ts
+++ b/src/framework/theme/components/calendar/calendar.component.ts
@@ -10,7 +10,7 @@ import { NbCalendarCell, NbCalendarSize, NbCalendarViewMode } from '../calendar-
 
 
 /**
- * Calendar component provides capability to choose date.
+ * Calendar component provides a capability to choose a date.
  *
  * ```html
  * <nb-calendar [(date)]="date"></nb-calendar>
@@ -30,22 +30,22 @@ import { NbCalendarCell, NbCalendarSize, NbCalendarViewMode } from '../calendar-
  * Available values: year, month and date.
  * @stacked-example(Start view, calendar/calendar-start-view.component)
  *
- * You can use larger version of the calendar by defining size property.
+ * You can use a larger version of the calendar by defining size property.
  * Available values: medium(which is default) and large.
  * @stacked-example(Size, calendar/calendar-size.component)
  *
  * Calendar supports min and max dates which disables values out of min-max range.
  * @stacked-example(Borders, calendar/calendar-min-max.component)
  *
- * Also you can define custom filter property that should be predicate which receives
- * date and returns false if this date have to be disables. In this example we provide filter
+ * Also, you can define custom filter property that should be predicate which receives
+ * date and returns false if this date has to be disabled. In this example, we provide the filter
  * which disables weekdays.
  * @stacked-example(Filter, calendar/calendar-filter.component)
  *
  * If you need create custom cells you can easily provide custom components for
  * calendar. For examples if you wanna show any average price under each date you can
  * just provide custom `dayCellComponent`. Custom cells for month and year can be provided
- * same way, check api reference.
+ * the same way, check API reference.
  * @stacked-example(Custom day cell, calendar/calendar-custom-day-cell-showcase.component)
  *
  * @styles