Source : WordNet®

textbook
     adj : according to or characteristic of a casebook or textbook;
           typical; "a casebook schizophrenic"; "a textbook
           example" [syn: {casebook}]
     n : a book prepared for use in schools or colleges; "his
         economics textbook is in its tenth edition"; "the
         professor wrote the text that he assigned students to
         buy" [syn: {text}, {text edition}, {schoolbook}, {school
         text}] [ant: {trade book}]