Noun: proficiency pru'fi-shun(t)-see
- The quality of having great facility and competence
"Her proficiency in multiple languages made her an invaluable asset to the international company"
- Skilfulness in the command of fundamentals deriving from practice and familiarity
"practice greatly improves proficiency";
- technique
Derived forms: proficiencies
Type of: competence, competency, skilfulness [Brit, Cdn], skillfulness [N. Amer]
Encyclopedia: Proficiency