R.R.R.


1.
return receipt requested (used in registered mail).

Read Also:

  • Rrs

    An early definition of Scheme. Revised in R2RS. [“The Revised Report on Scheme”, G.L. Steele et al, AI Memo 452, MIT, Jan 1978]. (1994-10-28) [Was the original “Report on Scheme” published?] RRS Radiation Research Society

  • Rrsp

    abbreviation (in Canada) 1. Registered Retirement Savings Plan

  • RRT

    1. rail rapid transit. 1. registered respiratory therapist. RRT Registered Respiratory Therapist

  • R.R.T.

    1. registered respiratory therapist.

  • Rs

    noun, plural R’s or Rs, r’s or rs. 1. the 18th letter of the English alphabet, a consonant. 2. any spoken sound represented by the letter R or r, as in ran, carrot, or rhyme. 3. something having the shape of R . 4. a written or printed representation of the letter R or r. […]


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