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Functionality vs Reliability - What's the difference?

functionality | reliability |

As nouns the difference between functionality and reliability

is that functionality is the ability to perform a task or function; that set of functions that something is able or equipped to perform while reliability is the quality of being reliable, dependable or trustworthy.

functionality

English

Noun

  • The ability to perform a task or function; that set of functions that something is able or equipped to perform.
  • (US, legal) In United States trademark law, the tendency of a product design to serve a function other than identification of the product, preventing that design from being protected as a trademark.
  • (organic chemistry) The presence of a functional group.
    • Aldrichimica Acta Volume 30 No 4] (pdf) from [http://www.sigmaaldrich.com/chemistry/chemical-synthesis/learning-center/aldrichimica-acta.html Sigma-Aldrich
  • :: The vinyldiazomethanes that have been commonly used in our studies contain an electron-withdrawing group adjacent to the diazo functionality .

    • Related terms

    * function * functional

    reliability

    English

    (wikipedia reliability)

    Noun

    (en-noun)
  • The quality of being reliable, dependable or trustworthy.
  • The quality of a measurement indicating the degree to which the measure is consistent, that is, repeated measurements would give the same result (See validity).
  • In engineering measurable time of work before failure