Vocabulary

noun

1. A usually alphabetized and explained collection of words e.g. of a particular field, or prepared for a specific purpose, often for learning.
2. The collection of words a person knows and uses.

   "My Russian vocabulary is very limited."

3. The stock of words used in a particular field.

   "The vocabulary of social sciences is often incomprehensible to ordinary people."

4. The words of a language collectively.

   "The vocabulary of any language is influenced by contacts with other cultures."

5. A range of artistic or stylistic forms or techniques