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}]