family Rapateaceae
— Noun
– English
~ South American herbs somewhat resembling members of the Juncaceae
family Raphidae
— Noun
– English
~ extinct dodos and solitaires
family Raphidiidae
— Noun
– English
~ a family of arthropods of the suborder Megaloptera, including snakeflies
flowering raspberry
— Noun
– English
~ shrubby raspberry of eastern North America having showy rose to purplish flowers and red or orange thimble-shaped fruit
fatality rate
— Noun
– English
~ the ratio of deaths in an area to the population of that area; expressed per 1000 per year
fertility rate
— Noun
– English
~ the ratio of live births in an area to the population of that area; expressed per 1000 population per year
freight rate
— Noun
– English
~ the charge for transporting something by common carrier; "we pay the freight"; "the freight rate is usually cheaper"
fuel consumption rate
— Noun
– English
~ the ratio of the number of miles traveled to the number of gallons of gasoline burned
flow rate
— Noun
– English
~ the amount of fluid that flows in a given time