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Efficient vs Undefined - What's the difference?

efficient | undefined |

As adjectives the difference between efficient and undefined

is that efficient is efficient while undefined is lacking a definition or value.

efficient

English

Adjective

(en adjective)
  • Making good, thorough, or careful use of resources; not consuming extra. Especially, making good use of time or energy.
  • * {{quote-magazine, title=A better waterworks, date=2013-06-01, volume=407, issue=8838
    • , page=5 (Technology Quarterly), magazine=(The Economist) citation , passage=An artificial kidney these days still means a refrigerator-sized dialysis machine. Such devices mimic
  • Using a particular proportion of available energy.
  • Causing effects; producing results.
  • * Wilson
    • The efficient cause is the working cause.

    Antonyms

    * inefficient

    Derived terms

    * efficient cause * subefficient

    Related terms

    * effect * effective * effectiveness * effectivity * effector * effectual * effectuate * efficacious * efficacity * efficacy * efficiency * subefficiency

    References

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    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined