DictionarymasteryExpert skill
noun

mastery

MAS-ter-ee/ˈmæstəri/

Thorough knowledge or skill in a subject or activity.

The gymnast's perfectly controlled position on the rings demonstrates mastery.

White gymnast holds perfectly controlled rings position.
Etymology

Mastery first meant the condition of being a master: having control, dominance, or the upper hand. That command extended to intellectual command of a subject or art, hence complete knowledge or expert skill.

In context

Bookish10:23
this book displays that skill displays his mastery of the form of a novel the perspective change in the three different parts of the book
Book Review The Only Story by Julian Barnes

More examples

  • Mastery of the basics makes advanced math easier.
  • The pianist's mastery shows in every phrase.
  • Achieving mastery takes more than memorizing a set of rules.

Forms

mastery

master noun — Someone highly skilled in a particular activity.

Similar words

expertise
Emphasizes specialized knowledge or experience in a particular field.
proficiency
Suggests competent performance without necessarily implying complete command.
command
Emphasizes confident use of knowledge, language, or techniques.