Word Study
r and d
CIDE DICTIONARY
r and d, n. [research and development.].
research and development; -- used mostly to refer to the division of a corporation responsible for performing research and developing new products; -- a commonly used abbreviation. [PJC]
THESAURUS
r and d
control, control experiment, controlled experiment, cut and try, empiricism, experiment, experimental design, experimental method, experimental proof, experimentalism, experimentation, hit and miss, noble experiment, pragmatism, research and development, rule of thumb, tentative method, tentativeness, testing, trial, trial and error, tryingFor further exploring for "r and d" in Webster Dictionary Online