ri

noun2

1. •
   A Korean unit of distance equivalent to about 393 m.
2. •
   The solfeggio syllable used to indicate the sharp of the second note of a major scale, enharmonic to me.

noun5

1. •
   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.
2. •
   Initialism of Rhode Island: a state of the United States.
3. •
   Initialism of radioisotope.
4. •
   Initialism of radio interference.
5. •
   Abbreviation of Riau: a province of Indonesia.