High scoring IB Theory of Knowledge examples. See what past students did and make your TOK perfect by learning from examiner commented examples! Learn the meaning and usage of the verb classify , which means to divide things into groups or types according to some system or principle. Find synonyms, related words, pronunciation, and examples of classify in different contexts. CLASSIFY definition: 1. to divide things or people into groups according to their type, or to say which group or type…. Learn more. Online Library Book Classification Sl. No Name Website 1. OCLC 2. Dewey Decimal Classification 3. ISBNdb.com List of Dewey Decimal Classes 000 – Computer science, information and general works 100 …