Efficient most often describes what is capable of producing desired results without wasting materials, time, or energy. While the word can be applied to both people and things, it is far …

EFFICIENT definition: 1. working or operating quickly and effectively in an organized way: 2. working in a way that does…. Learn more.

Efficient definition: performing or functioning in the best possible manner with the least waste of time and effort; having and using requisite knowledge, skill, and industry; competent; capable.. …

Effective and efficient are often confused, but they have slightly different meanings. If you are effective, you do a job properly; if you are efficient, you do it quickly and easily.

Something or someone that is efficient does a job successfully, without wasting time or energy. Discover everything about the word "EFFICIENT" in English: meanings, translations, …

performing or functioning effectively with the least waste of time and effort; competent: an efficient secretary. ef•fi•cien•cy /ɪˈfɪʃənsi/ n. [uncountable]

Efficient definition: Acting or producing effectively with a minimum of waste, expense, or unnecessary effort.

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

The adjective efficient describes function and use with the least amount of waste and most economy. When you want to define the adjective efficient, it's a good idea to say as much as …

Nov 29, 2025 · Short Answer Efficiency is a measure of how well a machine or system converts input energy or work into useful output. It tells us how effectively a device performs its job …