efficient
[ ih-fish-uhnt ]
/ ɪˈfɪʃ ənt /
adjective
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: a reliable, efficient assistant.
satisfactory and economical to use: Our new air conditioner is more efficient than our old one.
producing an effect, as a cause; causative.
utilizing a particular commodity or product with the least waste of resources or effort (usually used in combination): a fuel-efficient engine.
QUIZZES
CAN YOU GUESS THESE WORDS FROM AROUND THE US?
American English is not always as it appears to be ... get to know regional words in this quiz!
Question 1 of 10
A bet is synonymous with a wager, but what does it mean in New York?
Origin of efficient
synonym study for efficient
1. See effective.
OTHER WORDS FROM efficient
Words nearby efficient
efficacity, efficacy, efficiency, efficiency apartment, efficiency expert, efficient, efficient cause, Effie, effigy, effing, Effingham
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for efficient
![What Is Your Choice For The 2020 Word Of The Year?]()
What Is Your Choice For The 2020 Word Of The Year?
![Describe 2020 In Just One Word? We Asked, You Answered.]()
Describe 2020 In Just One Word? We Asked, You Answered.
![“Affect” vs. “Effect”: Use The Correct Word Every Time]()
“Affect” vs. “Effect”: Use The Correct Word Every Time
![“Have” vs. “Has”: When To Use Each One]()
“Have” vs. “Has”: When To Use Each One
![Why Do “Left” And “Right” Mean Liberal And Conservative?]()
Why Do “Left” And “Right” Mean Liberal And Conservative?
![The Most Insincere Compliments And What To Say Instead]()
The Most Insincere Compliments And What To Say Instead
British Dictionary definitions for efficient
efficient
/ (ɪˈfɪʃənt) /
adjective
functioning or producing effectively and with the least waste of effort; competent
philosophy producing a direct effect; causative
Derived forms of efficient
efficiently, adverbWord Origin for efficient
C14: from Latin efficiēns effecting
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012









