From Microsoft: Windows Media Player allows you to play audio and video files locally stored and streamed from the Internet. It includes a visualizer, a jukebox, a media guide, an Internet radio tuner, a CD burner, and support for countless media formats and various external devices.
imperative. adj. 1. extremely urgent or important; essential. 2. peremptory or authoritative: an imperative tone of voice. 3. (Grammar) Also: imperatival grammar denoting a mood of verbs used in giving orders, making requests, etc.
noun. Urgency is defined as something requiring fast or swift action, or it means insistent or having a persistent quality. 1  When a situation of grave danger requires you to act now, this is an example of urgency. 2  When you speak with great persistence and passion, this is an example of a time when you speak with urgency.