3 definitions found
From WordNet (r) 2.0 [wn]:
RI
noun
1: a state in New England; one of the original 13 colonies; the smallest state [syn: {Rhode Island}, {Little Rhody}, {Ocean State}]From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]:
RI Ring Indicator (RS-232, MODEM)
From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]:
RI Routing Information