Vocabulary Definition

vō-kăbyə-lĕrē
vocabularies
noun
vocabularies
All the words of a language.
Webster's New World
A list of words and, often, phrases, abbreviations, inflectional forms, etc., usually arranged in alphabetical order and defined or otherwise identified, as in a dictionary or glossary.
Webster's New World
All the words used by a particular person, socioeconomic group, profession, etc.
Webster's New World
All the words recognized and understood, although not necessarily used, by a particular person.
Webster's New World
A supply of expressive means; a repertoire of communication.
A dancer's vocabulary of movement.
American Heritage

Other Word Forms of Vocabulary

Noun

Singular:
vocabulary
Plural:
vocabularies

Origin of Vocabulary

  • French vocabulaire from Old French from Medieval Latin vocābulārium from neuter of vocābulārius of words from Latin vocābulum name vocable

    From American Heritage Dictionary of the English Language, 5th Edition

  • Late Latin vocabularium, vocabularius: French vocabulaire. See vocable.

    From Wiktionary

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