efficient

The definition of efficient is being productive with minimal effort.

(adjective)

An example of efficient is a car that gets 60 miles to a gallon of gas.

See efficient in Webster's New World College Dictionary

adjective

directly producing an effect or result; causative; effective: the efficient cause
producing a desired effect, product, etc. with a minimum of effort, expense, or waste; working well

Origin: ME & OFr < L efficiens, prp. of efficere: see effect

Related Forms:

working or operating efficiently with regard to; making efficient use of: cost-efficient, energy-efficient

See efficient in American Heritage Dictionary 4

adjective

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

Origin:

Origin: Middle English

Origin: , from Old French

Origin: , from Latin efficiēns, efficient-

Origin: , present participle of efficere, to effect; see effect

Related Forms: