iTunes
Definition:
iTunes is an application created by Apple. Using iTunes you can listen to music and watch videos both on your computer and on CDs. It also allows you to legally purchase and download digital music, movies, and television episodes as well as transfer music to and from an iPod and subscribe to podcasts.
Here's a word you may not know...
smart phone
The word smart phone is used to describe mobile phones that offer advanced features above and beyond a normal mobile phone. Some of these features include the ability to browse the Internet, check email and manage your daily appointments. Smart phones usually provide a keyboard making the phone feel more like a computer.