a guidebook describing natural objects of some type that might be encountered in the field

A book used in schools or colleges for the formal study of a subject, A coursebook, a formal manual of instruction in a specific subject, especially one for use in schools or colleges, adjective_ Of or pertaining to textbooks or their style, especially in being dry and pedagogical; textbooky, textbooklike, Having the typical characteristics of some class of phenomenon, so that it might be included as an example in a textbook, Being a characteristic example of its kind; classic

One who recognizes and proves the identity of others, especially of criminals, a symbol that establishes the identity of the one bearing it, A guidebook that helps determine the specific class of an object (such as a mushroom, herb, fish, bird, drug, or mineral), or its individual identity (such as that of a star)

Plural form of ebook

Alternative spelling of e-book

One who plans or forms a plan; a projector, A notebook or software in which one keeps notations of items such as appointments, tasks, projects, and contacts

Plural form of notebook

A book in which notes or memoranda are written, a book with blank pages for recording notes or memoranda, A light, portable computer that is generally thinner than a laptop