From Wiktionary, the free dictionary
ве́домый (védomyj) + -о (-o)
ве́домо • (védomo)
- (dated) it is known
- ве́домо ли вам, что случи́лось? ― védomo li vam, što slučílosʹ? ― do you know what happened? (literally, “is it known to you, what happened?”)
- одному́ Бо́гу ве́домо ― odnomú Bógu védomo ― God alone knows (literally, “it is known to God alone”)