R.Q.
1.
respiratory quotient.
R.Q. abbr.
respiratory quotient
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noun, Phonetics. 1. r-color.
- Rr
1. railroad. 2. Right Reverend. 3. rural route. noun 1. rest and recreation. 2. rest and recuperation. 3. rock-‘n’-roll. abbreviation 1. (in the US and Canada) railroad 2. Right Reverend 3. (in the US and Canada) rural route abbreviation 1. rest and recreation RR 1. railroad 2. [hospital] recovery room 3. respiration rate 4. rural […]
- 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
- R-rated
adjective 1. (of a motion picture) suitable for those under 17 years of age only when accompanied by an adult.
- Rrb
RRB Railroad Retirement Board