from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A book giving rules and examples of usage, punctuation, and typography, used in preparation of copy for publication.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A manual containing an organization's standardized usage conventions for how to write. All newspapers and other media have a stylebook, which is sometimes sold to the public. The stylebook usually includes which dictionary is to be taken as definitive for spelling.
style + book (Wiktionary)