proficiency

Reading level: hard

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun the quality of having great facility and competence
  2. noun skillfulness in the command of fundamentals deriving from practice and familiarity

Etymology

From proficient or its etymon, Latin prōficiēns (present participle of prōficiō), + -ency.

In classic literature

A single word — an entire dictionary opens.

Type a word, a sentence, a book title, or a link to an English article. WordNet and the Classics answer.

Try

A library of classics · a vault of words · instant etymology & meaning

Continue reading