[TA] the apical portion of the tuber cinereum extending into the stalk of the hypophysis. Synonym(s): infundibulum hypothalami [TA], hypothalamic infundibulum
hy·po·tha·lam·ic in·fun·dib·u·lum
(hī'pō-thă-lam'ik in'fŭn-dib'yū-lŭm) The apical portion of the tuber cinereum extending into the stalk of the hypophysis.