rain shower
— Noun
– English
~ a brief period of precipitation; "the game was interrupted by a brief shower"
rainbow shower
— Noun
– English
~ deciduous ornamental hybrid of southeastern Asia and Hawaii having racemes of flowers ranging in color from cream-colored to orange and red
ringworm shrub
— Noun
– English
~ tropical shrub (especially of Americas) having yellow flowers and large leaves whose juice is used as a cure for ringworm and poisonous bites; sometimes placed in genus Cassia
red shrubby penstemon
— Noun
– English
~ low branching dark green shrub with bunches of brick-red flowers at ends of branches; coastal ranges and foothills of northern California
radiation sickness
— Noun
– English
~ syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours; "he was suffering from radiation"
right-side-out
— Adjective
– English
~ of fabric or clothing
railroad siding
— Noun
– English
~ a short stretch of railroad track used to store rolling stock or enable trains on the same line to pass
raw sienna
— Noun
– English
~ a yellowish-brown pigment made from untreated sienna
raw sienna
— Noun
– English
~ a medium to dark tan color
Republic of Sierra Leone
— Noun
– English
~ a republic in West Africa; achieved independence from the United Kingdom in 1961
Raynaud's sign
— Noun
– English
~ cyanosis of the extremities; can occur when a spasm of the blood vessels is caused by exposure to cold or by strong emotion
radical sign
— Noun
– English
~ a sign indicating the extraction of a root
radio signal
— Noun
– English
~ a radio wave used to transmit and receive messages
red silk cotton
— Noun
– English
~ a plant fiber from the red silk-cotton tree of eastern India; inferior to kapok
red-flowered silky oak
— Noun
– English
~ tall shrub with cylindrical racemes of red flowers and pinnatifid leaves silky and grey beneath; eastern Australia
red silver fir
— Noun
– English
~ medium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed