Definition of dictionary
a book or electronic resource that lists the words of a language (typically in alphabetical order) and gives their meaning, or gives the equivalent words in a different language, often also providing information about pronunciation, origin, and usage.
Later reference to a dictionary illuminated the answer, but by that stage all had been revealed.
Example of dictionary
a dictionary of quotations
And can we take a moment to thank all our readers who sent in English slang dictionaries ?
Check out the books also on the lighter side of the English language and also the dictionary of word origins.
Don't rush to make good the deficiency by consulting a dictionary of national biographies.
For his castaway book he picks a dictionary of flora and fauna.
Group 1 selected equivalents for a test item on a multiple-choice test by using only the monolingual English dictionary .
I can remember my schoolteacher telling me to look a word up in the dictionary .
I keep turning to the dictionary and the thesaurus, not for a reference, simply to read words at random.
I'll look up 'love' in the dictionary