recombinant DNA technology
— Noun
– English
~ the technology of preparing recombinant DNA in vitro by cutting up DNA molecules and splicing together fragments from more than one organism
rail technology
— Noun
– English
~ the activity of designing and constructing and operating railroads
radio telescope
— Noun
– English
~ astronomical telescope that picks up electromagnetic radiations in the radio-frequency range from extraterrestrial sources
reflecting telescope
— Noun
– English
~ optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece; "Isaac Newton invented the reflecting telescope in 1668"
refracting telescope
— Noun
– English
~ optical telescope that has a large convex lens that produces an image that is viewed through the eyepiece
robotic telesurgery
— Noun
– English
~ microsurgery in which the surgeon performs surgery by manipulating the hands of a robot
room temperature
— Noun
– English
~ the normal temperature of room in which people live
Rana temporaria
— Noun
– English
~ a common semiterrestrial European frog
rebound tenderness
— Noun
– English
~ pain felt when a hand pressing on the abdomen is suddenly released; a symptom of peritoneal inflammation
real tennis
— Noun
– English
~ an ancient form of tennis played in a four-walled court