iPhone OS 4.0 Now Has a Custom Dictionary asbari 11:42 PM Related:iPhone 4G Video Calling Test Firmware ScreenshotsThe latest beta of iPhone OS 4.0 reveals a custom dictionary which lets you add your own words, according to a Gizmodo reader's discovery.Related:iPhone OS 4.0 Has Built-in Flashlight FeatureIt's about time that the iPhone gets a custom dictionary, and according to this screen from the latest iPhone OS 4 beta, you'll find one under keyboard settingsRelated:How to Jailbreak and Unlock Your iPhone 3G Using RedSn0w (Windows) 4.2.1Related:How to Jailbreak and Unlock Your iPhone 3G Using RedSn0w Mac 4.2.1