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median

资料来源 : pyDict

中央的,中间的,正中的中动脉,中位数,中值

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Median \Me"di*an\, a. [L. medianus, fr. medius middle. See
   {Medial}.]
   1. Being in the middle; running through the middle; as, a
      median groove.

   2. (Zo["o]l.) Situated in the middle; lying in a plane
      dividing a bilateral animal into right and left halves; --
      said of unpaired organs and parts; as, median coverts.

   {Median line}.
      (a) (Anat.) Any line in the mesial plane; specif., either
          of the lines in which the mesial plane meets the
          surface of the body.
      (b) (Geom.) The line drawn from an angle of a triangle to
          the middle of the opposite side; any line having the
          nature of a diameter.

   {Median plane} (Anat.), the mesial plane.

   {Median point} (Geom.), the point where the three median
      lines of a triangle mutually intersect.

Median \Me"di*an\, n. (Geom.)
   A median line or point.

资料来源 : WordNet®

median
     adj 1: relating to or constituting the middle value of an ordered
            set of values (or the average of the middle two in an
            even-numbered set); "the median value of 17, 20, and
            36 is 20"; "the median income for the year was
            $15,000" [syn: {median(a)}, {average}]
     2: dividing an animal into right and left halves [syn: {medial}]
     3: relating to or situated in or extending toward the middle
        [syn: {medial}]
     n : the value below which 50% of the cases fall [syn: {median
         value}]
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