R.R.
1.
railroad.
2.
Right Reverend.
3.
rural route.
noun
1.
rest and recreation.
2.
rest and recuperation.
3.
rock-‘n’-roll.
abbreviation
1.
rest and recreation
R.R.
right reverend
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adjective 1. (of a motion picture) suitable for those under 17 years of age only when accompanied by an adult.
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RRB Railroad Retirement Board
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RRC residency review committee
- Rrhage
1. a combining form with the meanings “rupture,” “profuse discharge,” “abnormal flow,” used in the formation of compound words: bronchorrhagia. combining form 1. (in pathology) an abnormal discharge or flow: menorrhagia -rrhagia suff. An abnormal or excessive flow or discharge: menorrhagia.
- Rrhagia
1. a combining form with the meanings “rupture,” “profuse discharge,” “abnormal flow,” used in the formation of compound words: bronchorrhagia. combining form 1. (in pathology) an abnormal discharge or flow: menorrhagia -rrhagia suff. An abnormal or excessive flow or discharge: menorrhagia.