Efficiency
10 lettersnouncommonUpdated June 2026
Definition
The quality of achieving maximum productivity with minimum wasted effort or expense. The ratio of useful output to total input in any system or process.
“The new manufacturing process improved efficiency by reducing production time by 30 per cent.”
Pronunciation
IPA
/ɪˈfɪʃn̩si/
Syllables
ef·fi·cien·cy
Related Words
Synonyms
Antonyms
inefficiency
Word Game Tips
🟩
Wordle
Contains double F, double C, and three I's; watch for the -ENCY ending pattern
🔤
Scrabble
Worth 20 points; the two F's (4 pts each) and Y (4 pts) make this valuable
Words Related to Efficiency
Explore Similar Words
Try These Tools
Dictionary References
Look up efficiency in an authoritative dictionary for full definitions, pronunciation, and etymology.
Ready to test your word skills?
Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!