Reference Materials

noun a person who supports a heavy burden

• The atlas is a collection of maps that show the geographical features of a region.
• I used the atlas to find the best route for our road trip.
• I'm lost without my trusty atlas in the car.
• She carries the weight of the world on her shoulders like an atlas.

noun a book or set of books giving information on many subjects or on many aspects of one subject and typically arranged alphabetically.

• The encyclopedia is a valuable resource for researching historical events.
• I found some interesting facts in the encyclopedia.
• I never use that dusty old encyclopedia.
• Her mind is like an encyclopedia, full of knowledge on a wide range of topics.

noun a book listing the names, addresses, and phone numbers of individuals and businesses in a specific area

• I found the contact information in the phone book.
• I looked up the number in the phone book.
• I checked the phone book for the digits.
• The phone book of memories holds all the numbers of our past.

noun a book that is used as a primary source of information

• The source book provided detailed information on the history of the ancient civilization.
• I found all the answers in the source book for my research project.
• I'll just skim through the source book to get the main points.
• The source book of wisdom is said to be experience.

noun a book listing the names, addresses, and phone numbers of individuals and businesses in a specific area

• The telephone book contains a list of all the residential and business phone numbers in the area.
• I found your number in the telephone book, so I gave you a call.
• I never use the telephone book anymore, I just Google everything.
• In this digital age, the telephone book is like a relic from a bygone era.