ri
noun/ɹiː/
Etymology From the McCune-Reischauer romanization of Korean 리 (ri), from Chinese 里 (lǐ). Doublet of li.
1
A Korean unit of distance equivalent to about 393 m.
Units of measure
RI
nounalso spelled RI1
Government, Monarchy, Politics rex imperator (“king-emperor”) or regina imperatrix (“queen-empress”); the initials by which a British monarch signed documents after his or her name from 1877 until 1947.