Sentence case is a style of capitalization used by many of the popular style formats including Chicago, MLA, APA, and AP. To use sentence case capitalization, you should only capitalize the first word of a sentence and any proper nouns. Our free title capitalization tool has the option for sentence case for each capitalization style so you can quickly format a title in sentence case.
Sentence case is the preferred headline capitalization style for newspapers and online journals in the US and UK. It is sometimes referred to as “down style” and “reference style.” In fact, if you go to CNN.com right now, I bet you’ll see all of the headlines in sentence case.
Using Sentence Case in Microsoft Office
Sentence case is available as a capitalization option in Microsoft Word and Microsoft PowerPoint. Just go to the “Home” tab and click on the “Change Case” option as in the screenshot below: