Dictionary I Word Book Noun Bre ˈdɪkʃənri ˈdɪkʃəneri

• a spanish-english dictionary
• a dictionary of mathematics
• i couldn’t find the word in the dictionary.
• i decided to consult a medical dictionary.

dictionary

1. a book that gives a list of the words of a language in alphabetical order and explains what they mean, or gives a word for them in a foreign language
• a Spanish-English dictionary
2. a book that explains the words that are used in a particular subject
• a dictionary of mathematics
3. a list of words in electronic form, for example stored in a computer’s spellchecker

Extra Examples

• I couldn’t find the word in the dictionary.
• I decided to consult a medical dictionary.
• If you don’t know the meaning of a word, look it up in the dictionary.
• You need a dictionary to understand what he’s saying half the time.
• a way of teaching children how to use dictionaries

Word Origin

• early 16th cent.: from medieval Latin dictionarium (manuale) or dictionarius (liber) ‘manual or book of words’, from Latin dictio, from dicere ‘to say’.