Look up definitions and anagrams of words in our dictionary.

Efficiency Definition

Noun: efficiency  i'fi-shun(t)-see

  1. The ratio of the output to the input of any system
  2. Skilfulness in avoiding wasted time and effort
    "she did the work with great efficiency"
  3. [N. Amer] A furnished apartment with a kitchenette and bathroom
    - efficiency apartment [N. Amer]