Thesaurus
To save this word, you'll need to log in.
Synonyms & Antonyms of efficiency
the power to produce a desired result
- the proven efficiency of meditation in reducing stress within the company's workforce
Synonyms for efficiency
Words Related to efficiency
Near Antonyms for efficiency
Antonyms for efficiency
Keep scrolling for more
Keep scrolling for more
Comments on efficiency
What made you want to look up efficiency? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Homophone Quiz
- In order to judge how people felt, the senator's office hired a firm to take a
______.
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Share efficiency
Time Traveler for efficiency
The first known use of efficiency was in 1633
See more words from the same year