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Cleaner vs Undefined - What's the difference?

cleaner | undefined |

As adjectives the difference between cleaner and undefined

is that cleaner is (clean) while undefined is lacking a definition or value.

As a noun cleaner

is a person whose occupation is to clean floors, windows and other things.

cleaner

English

Etymology 1

(clean) (agent noun)

Noun

(en noun)
  • A person whose occupation is to clean floors, windows and other things.
  • A device that cleans, such as the vacuum cleaner.
  • A cleaning detergent.
  • (in the plural) A professional laundry or dry cleaner (business).
    • I'll have to take this shirt to the cleaners .
    Derived terms
    * cleaner fish * vacuum cleaner
    Related terms
    * take to the cleaners

    Etymology 2

    clean +

    Adjective

    (head)
  • (clean)

    • Anagrams

    *

    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