median
Cross references: 1. average 1. me.di.an \'me-d-e--*n\ n 1: a medial part 2: a value in an ordered set of values below and above which there are an e qual number of values 3a: a line from a vertex of a triangle to the midpoint of the opposite side 3b: a line joining the midpoints of the nonparallel sides of a trapezoid 2. median aj [MF or L; MF, fr. L medianus, fr. medius middle - more at MID)M 1: being in the middle or in an intermediate position : MEDIAL 2: equivalent in lightness to median gray 3: relating to or constituting a statistical median 4: lying in the plane dividing a bilateral animal into right and left halv es 5: produced without occlusion along the lengthwise middle line of the tong ue - me.di.an.ly av
Webster's English Dictionary