median

noun
  1. The middle value in a set of data when the values are arranged in numerical order. If the set has an even number of observations, the median is the average of the two middle numbers. noun
    In the data set 3, 5, 7, the median is 5.
    For the numbers 4, 8, 15, 16, the median is the average of 8 and 15, which is 11.5.
  2. A strip of land that separates lanes of traffic moving in opposite directions on a divided highway. noun
    The car swerved and ended up on the median.
    Trees and shrubs were planted along the median to beautify the highway.
  3. Relating to or situated in the middle, especially of a body or structure. adjective
    The median plane divides the body into equal left and right halves.
    The median nerve runs through the arm and can be affected in carpal tunnel syndrome.