1. (noun) a language user's knowledge of words

• mental lexicon
• vocabulary

2. (noun) a reference book containing an alphabetical list of words with information about them

• dictionary

1. (noun) a reference book containing an alphabetical list of words with information about them

• bilingual dictionary
• collegiate dictionary
• desk dictionary
• etymological dictionary
• gazetteer
• learner's dictionary
• school dictionary
• little dictionary
• pocket dictionary
• spell-checker
• spelling checker
• unabridged
• unabridged dictionary

1. (noun) a language user's knowledge of words

• cognition
• knowledge
• noesis

2. (noun) a reference book containing an alphabetical list of words with information about them

• wordbook

1. (noun) a language user's knowledge of words

• lexical

2. (noun) a reference book containing an alphabetical list of words with information about them

• lexical