vocabulary
vo|cabu|lary /voʊk'æbjʊləri, AM -leri/ (vocabularies)
1 [N-VAR] oft with poss
Your vocabulary is the total number of words you know in a particular language.
His speech is immature, his vocabulary limited...
2 [N-SING]
The vocabulary of a language is all the words in it.
...a new word in the German vocabulary.
3 [N-VAR] with supp
The vocabulary of a subject is the group of words that are typically used when discussing it.
...the vocabulary of natural science.
1 [N-VAR] oft with poss
Your vocabulary is the total number of words you know in a particular language.
His speech is immature, his vocabulary limited...
2 [N-SING]
The vocabulary of a language is all the words in it.
...a new word in the German vocabulary.
3 [N-VAR] with supp
The vocabulary of a subject is the group of words that are typically used when discussing it.
...the vocabulary of natural science.