Copy Editing & Style Resources

DICTIONARIES

Dictionary.com
A good dictionary and thesaurus.

List of Dictionaries
A long list of online dictionaries, including American English, Technical English, Roget's Thesaurus, Acronyms and Abbreviations, NASA Dictionary, and an unusual bunch of foreign language dictionaries, including Esperanto, Algerian, Czech, and Norwegian as well as German.

Merriam-Webster Dictionary
A quick, easy-to-use online dictionary.

STYLE GUIDES

Band-Aid AP Stylebook 
This site is a summary of the most commonly used items in the Associated Press Stylebook. It includes helpful reminders but isn't a substitute for it. If in doubt, go to the main source.

Columbia Guide to Citing Electronic Resources
A list of references on citing electronic references in different style guides, such as APA, Chicago, and MLA.

Copyediting
Site for the print newsletter Copyediting: Because Language Matters. Provides job listings for copy editors.

The Elements of Style
Strunk and White's classic reference about plain English. Covers the rules of usage and principles of composition most commonly violated.

Purdue Writing Center 
Dozens of tip sheets and study guides on all aspects of writing, grammar, punctuation, and style.

The Slot: A Spot for Copy Editors Since 1995
Operated by Washington copy chief Bill Walsh, this site offers useful, opinionated, sharp advice on many style issues. Fun reading.

Web Style Guide
Focuses on Web design principles but includes a chapter on online editorial style.