Lexicon
Definitions
1. n. A specialized dictionary
2. n. The specialized vocabulary of a particular topic or profession
Synonyms:
dictionary, glossary
Antonyms:
unknown, unexplainable
Sentences:
I had to use a lexicon to find the definition of deoxyribonucleic acid.
There are many Greek and Hebrew lexicons to help people read ancient texts.
BBT Sheldon Cooper, Geology and Stephen Hawking