(firearms) Abbreviation of rail interface system.

plural of RI

(informal) Rihanna (musician)

Initialism of Rhode Island, a state of the United States of America. / Abbreviation of Riau, a province of Indonesia.

Initialism of radioisotope. / Initialism of radio interference.

(monarchy) 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.

(Units of measure) Synonym of li as a Korean unit of distance equivalent to about 393 m. / (music) The solfeggio syllable used to indicate the sharp of the second note of a major scale, enharmonic to me.

A surname from German.

Alternative form of Yi

A town in the eastern part of Singapore.