Apple adds Web, Wikipedia to Spotlight search in iPhone OS 4

iPhone users will no longer have to load Safari to initiate a search for content on the Web or within Wikipedia, when links to both are added to Spotlight search in iPhone OS 4.0 this summer.

iPhone OS 4 First Look: Web and Wikipedia Search from Spotlight

iOS 7.0.3 brings back web and Wikipedia search from Spotlight

iOS 17: Update Now! Features, Compatible Devices, and More

How to use Spotlight Search on iPhone and iPad - iGeeksBlog

Change Spotlight Search Priority in iOS

The best hidden features in iOS 7 - The Verge

Translate (Apple) - Wikipedia

Wikipedia for iOS updated w/ redesigned interface, 3D Touch

Spotlight (System Preferences), Apple Wiki