Synonyms for efficient
ɪˈfɪʃ əntef·fi·cient

WiktionaryRate these synonyms:0.0 / 0 votes

1. efficientadjective

   Antonyms:
   inefficient

2. efficientadjective

   Antonyms:
   inefficient

3. efficientadjective

   The motor is only 20% efficient at that temperature.

   Antonyms:
   inefficient

English Synonyms and AntonymsRate these synonyms:5.0 / 1 vote

1. efficient

   Synonyms:
   adequate, advantageous, beneficial, competent, effective, expedient, potent, powerful, profitable, real, serviceable, solid, sound, substantial, sufficient, useful, valid, valuable, worthy

   Antonyms:
   abortive, baseless, bootless, deceitful, delusive, empty, fruitless, futile, idle, inconstant, ineffectual, nugatory, null, profitless, shadowy, trifling, trivial, unavailing, unimportant, unprofitable, unreal, unsatisfying, unserviceable, unsubstantial, useless, vain, vapid, visionary, worthless

Princeton's WordNetRate these synonyms:0.0 / 0 votes

1. efficientadjective

   being effective without wasting time or effort or expense

   "an efficient production manager"; "efficient engines save gas"

   Synonyms:
   effective

   Antonyms:
   wasteful, inefficient, incompetent, uneconomical

2. effective, efficientadjective

   able to accomplish a purpose; functioning effectively

   "people who will do nothing unless they get something out of it for themselves are often highly effective persons..."-G.B.Shaw; "effective personnel"; "an efficient secretary"; "the efficient cause of the revolution"

   Synonyms:
   good, efficacious, effectual, effective, in effect(p), in force(p)

   Antonyms:
   inefficient, incompetent, uneconomical, wasteful

Dictionary of English SynonymesRate these synonyms:1.0 / 1 vote

1. efficientadjective

   Synonyms:
   operative, active, efficacious, effective, effectual, potent

2. efficientadjective

   Synonyms:
   able, energetic, skilful, ready

3. efficientnoun

   Synonyms:
   cause, operator, prime mover, efficient agent

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. efficientadjective

   Synonyms:
   competent, capable, proficient, effectual, potent, efficacious

PPDB, the paraphrase databaseRate these paraphrases:0.0 / 0 votes

1. List of paraphrases for "efficient":

   effective, efficiency, efficiently, effectively, effectiveness, cost-effective, well-functioning, efficacious, rational, high-efficiency, successful, energy-efficient, efficacy

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How to use efficient in a sentence?

1. Bertrand Piccard:

   An airplane flying day and night without fuel is more than a spectacular milestone in aviation, it's the living proof that clean technologies and renewable energies can achieve incredible feats; and that all these energy efficient technologies should now be used globally in order to have a cleaner world.

2. Aaron Rodgers:

   We're going to have to be efficient against them, they're a great defense, they've got Pro Bowlers all over the place and they're well-coached.

3. Finance Minister Pravin Gordhan:

   We do not need to be invested in four airline businesses, (Public Enterprises Minister) and I have agreed to explore the possible merger of SAA and SA Express, under a strengthened board, with a view to engaging with a potential minority equity partner, and to create a bigger and more operationally efficient airline.

4. Ben King:

   All those things can combine to help get more heat pumps deployed, a heat pump is more energy efficient than something like a furnace. The less electricity you're consuming, the better off you are.

5. Democratic Commissioner Kara Stein:

   These provisions will result in increased transparency which should allow for a more efficient market, better price discovery, and increased competition.