efficient

(ĭ-fĭsh'ənt)
adj.

1. Acting directly to produce an effect: an efficient cause. See synonyms at effective.
2. 1. Acting or producing effectively with a minimum of waste, expense, or unnecessary effort.
   2. Exhibiting a high ratio of output to input.

[Middle English, from Old French, from Latin efficiēns, efficient-, present participle of efficere, to effect. See effect.]

efficiently ef·fi'cient·ly adv.

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adjective

1. Producing or able to produce a desired effect: effective, effectual, efficacious, productive. See thrive/fail/exist.
2. Acting effectively with minimal waste: productive. See industrious/lazy, thrive/fail/exist.

adj

Definition: adept, effective
Antonyms: helpless, impotent, incompetent, ineffective, inefficient, powerless, unable, weak

IN BRIEF: Bringing about the desired result or effect with the least waste of time, effort, or materials.

Jane discovered that doing her homework while waiting for the bus was an efficient use of her time.

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For a list of words related to efficient, see:

• Special, Bright, Skillful, or Unusual

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See words rhyming with "efficient."

Common misspelling(s) of efficient

• efficent
• effecient

Dansk (Danish)
adj. - effektiv, dygtig, kausativ

Nederlands (Dutch)
efficiënt, doelmatig, bekwaam

Français (French)
adj. - efficient, efficace, capable, compétent, d'un bon rendement, qui fonctionne bien (une machine)

Deutsch (German)
adj. - effizient, fähig, tüchtig

Ελληνική (Greek)
adj. - αποδοτικός, αποτελεσματικός, ικανός, τελεσφόρος, επιδέξιος

Italiano (Italian)
efficiente, competente

Português (Portuguese)
adj. - eficiente

Русский (Russian)
знающий свое дело, эффективный, целесообразный

Español (Spanish)
adj. - eficiente, eficaz, útil, experto, competente

Svenska (Swedish)
adj. - effektiv

中文（简体）(Chinese (Simplified))
生效的, 能干的, 有效率的

中文（繁體）(Chinese (Traditional))
adj. - 生效的, 能幹的, 有效率的

한국어 (Korean)
adj. - 유효한, 유능한

日本語 (Japanese)
adj. - 能率的な, 効率のよい, 有能な

العربيه (Arabic)
‏(صفه) كفء, فعال‏

עברית (Hebrew)
adj. - ‮יעיל, מוכשר‬

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