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Voucher vs Undefined - What's the difference?

voucher | undefined |

As a noun voucher

is a piece of paper that entitles the holder to a discount, or that can be exchanged for goods and services.

As a verb voucher

is to establish the authenticity of; to vouch for.

As an adjective undefined is

lacking a definition or value.

voucher

English

Noun

(en noun)
  • A piece of paper that entitles the holder to a discount, or that can be exchanged for goods and services.
  • A receipt.
  • One who or that which vouches.
  • * 1836 , The New Sporting Magazine (volume 11, page 227)
  • To the fashionable world he cannot be a stranger and his having married a sister of the Duke of Leeds is a voucher for my assertion.

    Synonyms

    * (piece of paper that entitles the holder to a discount) coupon

    Derived terms

    * gift voucher

    Verb

    (en verb)
  • To establish the authenticity of; to vouch for.
  • To provide a vouch for (an expenditure).
  • To provide (a beneficiary) with a voucher.
  • 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