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Afterthought vs Undefined - What's the difference?

afterthought | undefined |

As a noun afterthought

is a reflection after an act; a later or subsequent thought, action, or expedient.

As a verb afterthought

is to expound as an afterthought.

As an adjective undefined is

lacking a definition or value.

afterthought

English

Noun

(en noun)
  • A reflection after an act; a later or subsequent thought, action, or expedient.
    • She packed her sandals only as an afterthought , but she was glad she did.
  • Something additional to the original plan or concept.
    • This whole remodeling was an afterthought , we were only going to paint and call it good.

    Verb

    (en verb)
  • To expound as an afterthought.

    • Related terms

    *

    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