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Vocabulary vs Undefined - What's the difference?

vocabulary | undefined |

As a noun vocabulary

is a usually alphabetized and explained collection of words eg of a particular field, or prepared for a specific purpose, often for learning.

As an adjective undefined is

lacking a definition or value.

vocabulary

English

Noun

(vocabularies)
  • A usually alphabetized and explained collection of words e.g. of a particular field, or prepared for a specific purpose, often for learning.
  • The collection of words a person knows and uses.
    • My Russian vocabulary is very limited.
  • The stock of words used in a particular field.
    • The vocabulary of social sciences is often incomprehensible to ordinary people.
  • The words of a language collectively.
    • The vocabulary of any language is influenced by contacts with other cultures.
  • A range of artistic or stylistic forms or techniques

    • Derived terms

    * defining vocabulary * controlled vocabulary * extended vocabulary

    Coordinate terms

    * dictionary * lexicon * wordhoard (obsolete)

    Synonyms

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

    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