HYPOSTASIS

(Lat.), n. f. Hip(hup)-oast'as-sias. Gen., -as'eos (-ost'as is). Gr., vir<xrr<wris (from vird, under, and orao-is. a placing). Fr., hypoxtase. Ger., Hypostase, Senkungshyperdmie (4th def.). It., i post as i. Sp., hi post as is. 1. Of Hippo crates, a suppre ion of morbid humors (from escape at the surface); an absce . 2. A sediment, especially a urinary sediment, which falls to the bottom. Cf. EN^EORBMA. 3. A morbid deposit in any part of the body. 4. Venous hyperaemia, due chiefly to the action of gravity. It occurs in places where the ti ues are relaxed (e. g., under the skin of the back, in the scrotum, in the posterior and inferior parts of the lungs, at the posterior surface of the kidneys, etc.). 5. In botany, the suspensor of an embryo. [A, 311 (a, 17); B, 1, 19 (a, 24), 117; D, 2. 20, 22.] Cadaveric h. H. (4th def.) occurring in a corpse. [D, 70.] H. pulmonura. See Pulmonary /1.--H. u rinse. See H. (2d def.). Pulmonary h. Lat., h. pulmonum. Ger., Lungenhypostase. Hypostatic congestion of the lungs. HYPO STATE. Hip-o*s'tat. Lat, hypo at at a (from vird, under, and itrra.va.1. to stand). Of Dutrochet, a minute cellular proce (observed especially in cucurbitaceous and rosaceous plants) originating at the base of the embryo-sac and stretching toward the base of the nucleus; regarded by Lindley as a mere appendage of the embryo-sac and not as a medium of nutrition to the latter, as in many cases it does not reach the base of the nucleus. [Lindley (a, 85).] [s. 420]