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Switcher vs Undefined - What's the difference?

switcher | undefined |

As a noun switcher

is one who or that which switches.

As an adjective undefined is

lacking a definition or value.

switcher

English

Noun

(wikipedia switcher) (en noun)
  • One who or that which switches.
  • * 1984 , John Martin Robinson, The latest country houses (page 32)
    • They all love frugality and conservation; they are manic savers of bits of string and switchers -off of lights.
  • A switchmode power supply.
  • (rail transport, US) A railway locomotive used for shunting; a shunter.

    • Synonyms

    *shunter (British)

    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