ratbite fever
— Noun
– English
~ either of two infectious diseases transmitted to humans by the bite of a rat or mouse; characterized by fever and headache and nausea and skin eruptions
ratch
— Noun
– English
~ mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
rate of interest
— Noun
– English
~ the percentage of a sum of money charged for its use
rate
— Noun
– English
~ a magnitude or frequency relative to a time unit; "they traveled at a rate of 55 miles per hour"; "the rate of change was faster than expected"
rate of exchange
— Noun
– English
~ the charge for exchanging currency of one country for currency of another