What does UVD stand for?

What does UVD mean?

UVD	UltraViolet Detector Academic & Science » Chemistry
UVD	UltraViolet Detector Academic & Science » Meteorology
UVD	U. S. Vital Documents Governmental » Military
UVD	UltraViolet Detector Governmental » NASA
UVD	Under Voltage Device Governmental » NASA
UVD	UltraViolet Detector Academic & Science » Ocean Science
UVD	Unilateral Vestibular Deafferentation Medical » Physiology
UVD	Upper Vas Deferens Medical » Physiology
UVD	Upper Valley Diving Community » Sports
UVD	U. S. Vital Documents Governmental » US Government