What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Accelerator vs Undefined - What's the difference?

accelerator | undefined |

As a noun accelerator

is one who, or that which, accelerates.

As an adjective undefined is

lacking a definition or value.

accelerator

English

Noun

(en noun)
  • One who, or that which, accelerates.
  • A device for causing acceleration.
  • (chemistry) A substance which speeds up chemical reactions.
  • (vehicle) An accelerator pedal.
  • (photography) A chemical that reduces development time.
  • (physics) A device that accelerates charged subatomic particles.
  • (physiology, medical) A muscle or nerve that speed the performance of an action.
  • (computing) accelerator key
  • * 2002 , Davis Howard Chapman, Sams Teach Yourself Visual C++ .NET in 21 Days (page 187)
    • If they had allowed single-character accelerators , Windows wouldn't be able to determine whether the character was input or a shortcut.

    Synonyms

    * (sense) gas pedal, gas * (accelerates subatomic particles) particle accelerator, atom smasher

    Derived terms

    * accelerator pedal, (automotive): a pedal used to control a vehicle's speed * accelerator nerves, (physiology): nerves that speed up a bodily function * accelerator card, (computers): a device that speeds up computer processing * accelerator key, (computers): a key which a user can press to activate a menu or other element * particle accelerator

    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