AP Stylebook

AP Stylebook The AP Stylebook is widely used as a writing and editing reference in newsrooms, classrooms and corp
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AP Stylebook Online subscribers can quickly and easily catch up on what's new in AP style.Our dashboard includes lists o...
06/04/2026

AP Stylebook Online subscribers can quickly and easily catch up on what's new in AP style.
Our dashboard includes lists of new entries and recent changes in reverse chronological order, so you can scan for the latest.
That's in addition to emails when we make changes.
Let Stylebook Online help you keep up with our evolving language.
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06/04/2026

We now list fanbase as one word, but with the note that it is often better to simply use the word “fans.”

We've updated and expanded our artificial intelligence chapter, including adding the noun "compute."In an AI sense, comp...
06/03/2026

We've updated and expanded our artificial intelligence chapter, including adding the noun "compute."

In an AI sense, compute means the computing power or resources needed to build, test and improve AI models. With more compute, AI models are said to perform increasingly complex operations.

06/01/2026

The new AP Stylebook, 58th Edition, includes an entry for couple of, which clarifies that it always means two.

The new spiral-bound AP Stylebook, 58th Edition, is on sale now.Buy yours on apstylebook.com to get emails when we add o...
05/28/2026

The new spiral-bound AP Stylebook, 58th Edition, is on sale now.
Buy yours on apstylebook.com to get emails when we add or change AP style guidance.
You can get 20% off by joining our automated delivery program. You'll be the first to get each new edition when we publish, and you'll save 20% every time.

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The new AP Stylebook, 58th Edition, features an updated and expanded chapter on artificial intelligence.One new term is ...
05/27/2026

The new AP Stylebook, 58th Edition, features an updated and expanded chapter on artificial intelligence.
One new term is data center, the name for the large buildings housing the chips, servers and computers to process and analyze data. Data centers primarily used for AI are sometimes called AI data centers, AI computing facilities, AI supercomputers or AI factories.

Today is launch day for the AP Stylebook, 58th Edition!Buy yours on apstylebook.com to get about 200 new and updated ent...
05/27/2026

Today is launch day for the AP Stylebook, 58th Edition!
Buy yours on apstylebook.com to get about 200 new and updated entries with the convenient spiral binding so your book lies flat while you work.

What hasn't changed: the distinction between lay and lie.
The action word is lay. It takes a direct object.
Lie has various meanings, including to recline, to be situated or to exist.

05/25/2026

Memorial Day is often considered the unofficial start of summer, which can annoy people who note that's not accurate.
Our official dictionary, Merriam-Webster, notes that summer in the northern hemisphere is usually the months of June, July and August, or as reckoned astronomically, extending from the June solstice to the September equinox.

05/22/2026

When using an apostrophe to indicate a decade, it goes in front to replace the missing digits: the class of ’26, which means the same as the class of 2026.
There's no apostrophe before the s in a construction like the '20s.

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