In 2026, students are boosting productivity by combining structured study routines with AI-powered learning tools and mobile-first microlearning. These approaches help improve focus, retention, and ... Efficient most often describes what is capable of producing desired results without wasting materials, time, or energy.

Understanding the Context

While the word can be applied to both people and things, it is far more commonly applied to things, such as machines, systems, processes, and organizations. EFFICIENT definition: 1. working or operating quickly and effectively in an organized way: 2. working in a way that does….

Key Insights

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. See examples of efficient used in a sentence. 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.

Final Thoughts

Doing research at the library can be effective, but using the internet is often more efficient. Definition of efficient adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. When you want to define the adjective efficient, it's a good idea to say as much as you can in as few words as possible because to be efficient is to be economical and avoid waste in actions or uses. efficient (adjective) cost–efficient (adjective) efficient /ɪ ˈ fɪʃənt/ adjective Britannica Dictionary definition of EFFICIENT [more efficient; most efficient] : capable of producing desired results without wasting materials, time, or energy an efficient worker efficient machinery