The meaning of PROFICIENCY is advancement in knowledge or skill : progress.

PROFICIENCY definition: the state of being proficient; skill; expertness. See examples of proficiency used in a sentence.

PROFICIENCY meaning: 1. the fact of having the skill and experience for doing something: 2. the fact of having the…. Learn more.

Definition of proficiency noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

There are three meanings listed in OED's entry for the noun proficiency, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Define proficiency. proficiency synonyms, proficiency pronunciation, proficiency translation, English dictionary definition of proficiency. n. pl. pro·fi·cien·cies The state or quality of being proficient; …

pro•fi•cien•cy (prə fish′ ən sē), n. the state of being proficient; skill; expertness: proficiency in music.

Proficiency refers to a high degree of competence or skill, an advanced level of knowledge or mastery in a particular subject or ability. It is typically acquired through extensive training, practice, research, or …

Proficiency, pronounced "pro-FISH-en-cee," comes from the Latin word proficere, meaning "accomplish, make progress, be useful." If you have achieved proficiency in something, you have done well at …

Nov 21, 2025 · proficiency (countable and uncountable, plural proficiencies) Ability, skill, competence. quotations