1av·er·age 
/ˈævrɪʤ/ noun
plural av·er·ag·es /ˈævrɪʤ/ noun 1 : a number that is calculated by adding quantities together and then dividing the total by the number of quantities [count] ▪ The average of 16, 8, and 6 is 10. ▪ Take all these temperatures and find their average. ▪ An average of 2,000 people attended the show each night. [noncount] ▪ Prices have increased on average about eight percent. ▪ On average, women live longer than men. ▪ (US) He saves on the average about five percent of his income. — see also grade point average, the law of averages at law 2 : a level that is typical of a group, class, or series : a middle point between extremes [noncount] ▪ His work has been better/worse than average. = His work has been above/below average. [count] ▪ His work has been above the average. 3 [count] baseball : batting average
