D defs.my
Entry 2 senses Webster, 1913

Text-book

· Text·-book · IPA
01 n. A book with wide spaces between the lines, to give room for notes.
  1. 1.
    A book with wide spaces between the lines, to give room for notes.
  2. 2.
    A volume, as of some classical author, on which a teacher lectures or comments; hence, any manual of instruction; a schoolbook.