ceroésimo

• IPA^(key): /θeɾoˈesimo/ [θe.ɾoˈe.si.mo] (Spain, Equatorial Guinea)
• IPA^(key): /seɾoˈesimo/ [se.ɾoˈe.si.mo] (Latin America, Philippines)
• Rhymes: -esimo
• Syllabification: ce‧ro‧é‧si‧mo

ceroésimo (feminine ceroésima, masculine plural ceroésimos, feminine plural ceroésimas)

1. zeroth

• This word is nonstandard, as its concept is either unused or unknown to most speakers. The RAE itself does not recognize any ordinal form of 0.