mean
n. countablen. the average of a set of numbers. You find it by adding all the numbers together and then dividing by how many numbers there are.
n. the mathematical average of a set of values, calculated by dividing the sum of all elements by the total count. Often used in statistical analysis to represent the central tendency of a data set.
The mean of 2, 4, and 6 is 4.
To calculate the mean score for the class, the teacher added every student's grade and divided by thirty.
While the median provides insight into the middle value of the distribution, the arithmetic mean is more sensitive to extreme outliers that can skew the overall average significantly.
Commonly used in technical or academic contexts; in everyday speech, 'average' is the more frequent synonym.