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Wafer vs Undefined - What's the difference?

wafer | undefined |

As a noun wafer

is wafer.

As an adjective undefined is

lacking a definition or value.

wafer

English

Noun

(en noun)
  • A light, thin, flat biscuit.
  • (religion) A thin disk of consecrated unleavened bread used in communion.
  • A soft disk originally made of flour, and later of gelatin or a similar substance, used to seal letters, attach papers etc.
  • * 1749 , (Henry Fielding), Tom Jones , Folio Society 1973, p. 202:
    • The house supplied him with a wafer for his present purpose, with which, having sealed his letter, he returned hastily towards the brook side, in order to search for the things which he had there lost.
  • (electronics) A thin disk of silicon or other semiconductor on which an electronic circuit is produced.

    • Derived terms

    * waferless * waferlike * wafery

    Synonyms

    * (religion) host

    Verb

    (en verb)
  • To seal or close with a wafer.
    • ----

    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