Time zones are usually defined as differing from UTC by an integer number of hours, although the laws of each jurisdiction would have to be consulted if sub-second accuracy was required. Several jurisdictions have established time zones that differ by an integer number of half-hours or quarter-hours from UT1 or UTC.
Ayad, is an indirect Quranic name. Pronounced as (U)ltimate + (YA)r(D), it is the plural of Ayd (hands, power, blessings), which itself is the plural of Yad (hand, blessing).
The word Saudi is derived from the element as-SuÊ»Å«dÄ«yah in the Arabic name of the country, which is a type of adjective known as a nisba, formed from the dynastic name of the Saudi royal family, the Al Saud (Ø¢Ù Ø³Ø¹ÙØ¯).