Latin.
- See u.s.1.
- where (mentioned or cited) above
“place, location, position,” 1610s, common in English c.1640-1740, from Latin ubi “where?, where,” relative pronomial adverb of place, ultimately from PIE *kwo-bhi- (cf. Sanskrit kuha, Old Church Slavonic kude “where”), locative case of pronomial base *kwo-. Ubi sunt, literally “where are” (1914), in reference to lamentations for the mutability of things is from a phrase used in certain Medieval Latin Christian works.