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In a data set, the value that half the data points fall below and half the data points fall above. It is used along with the mean; it is not as influenced by extreme values as the mean.


The middle number of a series. See also mean, which includes examples.

References in periodicals archive ?
Gaillard, "Changes in the hypothalamo-corticotrope axis after bilateral adrenalectomy: evidence for a median eminence site of glucocorticoid action," Neuroendocrinology, vol.
The newborn cells' parents turn out to be a kind of brain cell that resides in the median eminence.
The capillaries of the median eminence are fenestrated.
Carapace: With very fine granulation throughout, and densely covered with greater but weak rounded granules especially in the dark brown areas; lateral margins not parallel; anterior margin weakly, evenly concave and lacking median eminence (Fig.
There were no differences in the levels of monoamines in other areas of the hypothalamus: the SCN, median eminence, ventromedial hypothalamus, or dorsomedial hypothalamus.
There are three eminences on the anterior of m1 of Microtus montanus, but the two lateral ones are apparently to become triangles T6 and T7, confluent with the anterior loop; the median eminence is faintly bifurcate on three of the five specimens.