1. (n.) A book containing the words of a language, arranged alphabetically, with explanations of their meanings; a lexicon; a vocabulary; a wordbook.

2. (n.) Hence, a book containing the words belonging to any system or province of knowledge, arranged alphabetically; as, a dictionary of medicine or of botany; a biographical dictionary.

biographical dictionary cant chemical dictionary desk dictionary dialect dictionary dictionary of quotations electronics dictionary etymological dictionary foreign-language dictionary gazetteer general dictionary geological dictionary gloss glossary gradus jargon language lexicon nomenclator onomasticon palaver phrase book polyglot dictionary promptorium rhyming dictionary science dictionary slang dictionary specialized dictionary synonym dictionary synonymy terminology thesaurus treasury of words unabridged dictionary vocabulary word list wordbook