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Keening vs Undefined - What's the difference?

keening | undefined |

As adjectives the difference between keening and undefined

is that keening is sharp, shrill, especially of a sound while undefined is lacking a definition or value.

As a noun keening

is intense mournful wailing after a death, often at a funeral or wake.

As a verb keening

is .

keening

English

Adjective

(-)
  • Sharp, shrill, especially of a sound.
    • ''The keening sound of a dentist's drill sets my teeth on edge"

    Noun

  • Intense mournful wailing after a death, often at a funeral or wake
  • (by extension) An unpleasant sound.

    • Verb

    (head)

    • 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