noun
vocabulary
vuh-KAB-yuh-luh-ree
noun
1
All the words someone knows and uses, or all the words belonging to a particular subject or language.
"Reading widely is a great way to build your vocabulary."
"Medical vocabulary can be intimidating for new students."
How to Use Vocabulary
Learner’s notesIn plain EnglishThe set of words a person or field uses.
Common pairings
expand your vocabulary
limited vocabulary
technical vocabulary
Word Forms
vocabularies plural
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Etymology
From Medieval Latin vocabularium, from Latin vocabulum, "a word, name."