iPhone

Definition:

The iPhone is a smart phone created by Apple that combines a mobile phone with an iPod. With an iPhone you can also browse the Internet, manage your email, manage your daily appointments, check stock prices, check the weather, watch YouTube videos and more. The iPhone looks different than a traditional mobile phone due to the fact that it relies on a touch-screen interface rather than traditional buttons.

Here's a word you may not know...

MMS

MMS stands for Multimedia Messaging Service and is the technology that supports sending emails, videos, audio and pictures from one mobile phone to another. In other words, video messages are delivered using MMS.