- Vocabulary is the all the language and words either used or understood by a person or group of people.
- An example of vocabulary is all the words that a toddler understands.
- An example of vocabulary is the language used by doctors.
vocabulary definition by 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
- all the words of a language
- an interrelated group of nonverbal symbols, signs, gestures, etc. used for communication or expression in a particular art, skill, etc.
Origin: Midieval Latin vocabularium ; from Classical Latin vocabulum, a word: see vocable
vocabulary definition by American Heritage Dictionary
noun pl. vo·cab·u·lar·ies
- All the words of a language.
- The sum of words used by, understood by, or at the command of a particular person or group.
- A list of words and often phrases, usually arranged alphabetically and defined or translated; a lexicon or glossary.
- A supply of expressive means; a repertoire of communication: a dancer's vocabulary of movement.
Origin: French vocabulaire, from Old French, from Medieval Latin vocābulārium, from neuter of vocābulārius, of words, from Latin vocābulum, name; see vocable.