RI

or R.I.


abbreviation
  1. Rhode Island (approved especially for use with zip code).

Other definitions for R.I. (2 of 3)

R.I.1

abbreviation
  1. Queen and Empress.

Origin of R.I.

2
From Latin Rēgīna et Imperātrīx

Other definitions for R.I. (3 of 3)

R.I.2

abbreviation
  1. King and Emperor.

Origin of R.I.

3
From Latin Rēx et Imperātor

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How to use RI in a sentence

British Dictionary definitions for RI

RI

abbreviation for
  1. Regina et Imperatrix

  2. Rex et Imperator

  1. Rhode Island

  2. Royal Institution

  3. religious instruction

  4. (Republic of) Indonesia (international car registration)

Origin of RI

1
(sense 1) Latin: Queen and Empress (sense 2) Latin: King and Emperor (sense 6) R(epublic of) I(ndonesia)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012