Royal Tank Regiment
- Rt revd
abbreviation 1. Right Reverend
abbreviation 1. recommended retail price
1. Biochemistry. ribosomal RNA. abbreviation 1. ribosomal RNA rRNA (är’är’ěn-ā’) n. The RNA that is a permanent structural part of a ribosome. Also called ribosomal RNA. rRNA Abbreviation of ribosomal RNA rRNA ribosomal RNA
1. renegotiable-rate mortgage.