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Hmm vs Undefined - What's the difference?

hmm | undefined |

As an interjection hmm

is indicating thinking or pondering.

As a verb hmm

is to make a thoughtful humming noise.

As an initialism HMM

is hidden Markov model.

As an adjective undefined is

lacking a definition or value.

hmm

English

Alternative forms

* hm, hmmm, h'm

Interjection

(en interjection)
  • Indicating thinking or pondering.
    • Hmm ... that's an interesting idea.
    Hmm ... I just can't decide between the two.
  • A demand for an answer to a question.
    • ''Just where were you until 2 a.m.? ... Hmm ?

    Synonyms

    * (l)

    Verb

    (en verb)
  • To make a thoughtful humming noise.

    • See also

    * (l) * (l) * (l)

    Anagrams

    * English words without vowels ----

    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