Efficient vs. Proficient

By Jaxson

  • Efficient (adjective)

    Making good, thorough, or careful use of resources; not consuming extra. Especially, making good use of time or energy.

    “An efficient process would automate all the routine work.”

    “Our cleaners are almost too efficient: they throw away anything left out on a desk.”

  • Efficient (adjective)

    Expressing the proportion of consumed energy that was successfully used in a process; the ratio of useful output to total input.

    “The motor is only 20% efficient at that temperature.”

  • Efficient (adjective)

    Causing effects, producing results; bringing into being; initiating change. (Rare except in philosophical and legal expression efficient cause = causative factor or agent.)

    “Ownership, maintenance, or use of the automobile need not be the direct and efficient cause of the injury sustained”

  • Efficient (adjective)

    (proscribed, old use) Effective.

  • Proficient (adjective)

    Good at something; skilled; fluent; practiced, especially in relation to a task or skill.

    “He was a proficient writer with an interest in human nature.”

  • Proficient (noun)

    An expert.

  • Efficient (adjective)

    (of a system or machine) achieving maximum productivity with minimum wasted effort or expense

    “more efficient processing of information”

  • Efficient (adjective)

    preventing the wasteful use of a particular resource

    “an energy-efficient heating system”

  • Efficient (adjective)

    (of a person) working in a well-organized and competent way

    “an efficient administrator”

  • Proficient (adjective)

    competent or skilled in doing or using something

    “I was proficient at my job”

    “she felt reasonably proficient in Italian”

  • Proficient (noun)

    a person who is proficient

    “he became a proficient in Latin and Greek”

Oxford Dictionary

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