As a noun notebook is
notebook.
oldprussian
Not English
Oldprussian has no English definition. It may be misspelled. notebook
English
Noun
(
en noun)
A book in which notes or memoranda are written.
(computing) notebook computer, a class of laptop computer.
Synonyms
* (book) note pad or'' notepad, by-book, rough book (''exercise book used in school ), writing pad
* (computer) laptop, laptop computer