efficient

Meaning

Adj

1. Making good, thorough, or careful use of resources; not consuming extra. Especially, making good use of time or energy.
2. Expressing the proportion of consumed energy that was successfully used in a process; the ratio of useful output to total input.
3. Causing effects, producing results; bringing into being; initiating change (rare except in philosophical and legal expression efficient cause = causative factor or agent).
4. (proscribed) effective, efficacious

Noun

A cause; something that causes an effect.

Synonyms

effective

capable

competent

able

effectual

productive

efficacious

qualified

active

proficient

skilled

quick

sufficient

powerful

deft

industrious

expert

prompt

practical

experienced

accomplished

doughty

adept

smart

high-performance

telling

energetic

potent

professional

profitable

pushing

rational

self-sufficient

shifty

skilful

skill

successful

suitable

useful

vigorous

volunteer

be efficacious

resultful

well-experienced

self-suporting

battle-seasoned

being a handy man

good

👍

hard-working

able-bodied

Translations

efficace

efficiente

eficaz

eficiente

eficiente

efficiënt

effizient

compétent

efficient

eficaz

eficient

efficace

competente

leistungsfähig

valente

Pronounced as (IPA)

/ɪˈfɪʃənt/

Etymology

1398, “making,” from Old French, from Latin efficientem, nominative efficiēns, participle of efficere (“work out, accomplish”) (see effect). Meaning “productive, skilled” is from 1787. Efficiency apartment is first recorded 1930, American English.