n.
Function: noun
Etymology: Middle English, from Anglo-French, from Medieval Latin rata, from Latin ( pro ) rata ( parte ) according to a fixed proportion
Date: 15th century
1 a : reckoned value : VALUATION b obsolete : ESTIMATION
2 obsolete : a fixed quantity
3 a : a fixed ratio between two things b : a charge, payment, or price fixed according to a ratio, scale, or standard: as (1) : a charge per unit of a public-service commodity (2) : a charge per unit of freight or passenger service (3) : a unit charge or ratio used in assessing property taxes (4) British : a local tax
4 a : a quantity, amount, or degree of something measured per unit of something else <her typing rate was 80 words per minute> b : an amount of payment or charge based on another amount specifically : the amount of premium per unit of insurance
5 : relative condition or quality : CLASS
– at any rate : in any case : ANYWAY