Its source gives its meaning as valiant. Though originally a given name, it is more popular and well known as a surname. The surname's first variant is O Ã³ (Raghallaigh descendent/Of Of) raghallach which was later adapted In english As'O reilly which itself has been anglicized Into. reilly
The word 'vatican' comes from Latin and is a contraction of two words in the following way: 'Vatis' = 'profetic' or 'diviner' 'Can' = 'serpent/snake'. These two words combined make: 'the profetic- or made devine serpent'. The Vatican is a place, so you may say, that 'Vatican' means 'the place of the profetic- and worshipped serpent'.
The Vatican City (Italian: CittÃ  del Vaticano; Latin: Civitas Vaticana) is the world center of Catholicism. As a district of Rome, it encompasses the Vatican City State (Italian: Stato della CittÃ  del Vaticano; Latin: Status Civitatis Vaticanae), as well as the surrounding Roman neighborhoods of Borgo and Prati.