Look up proficiency or proficient in Wiktionary, the free dictionary.

Proficiency may refer to:

• Language proficiency, the ability of an individual to speak or perform in an acquired language
• Expertise
• Skill, the learned capacity to carry out predetermined results often with the minimum outlay of time, energy, or both
• Uncertainty coefficient, an information-theoretic measure of nominal association

• All pages with titles beginning with proficien
• All pages with titles containing proficien*
• Efficiency (disambiguation)
• Progress (disambiguation)
• Profit (disambiguation)
• Test (disambiguation)

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