osmogene (osmojen)

[ called osmotic. Asia. They bear loose compound umbels of white flowers, and di ected fern-like leaves. Their thick and anise osmose (os'mos), n. [ impulsion, pushing, pel.] The impulse or tendency of fluids to pa through porous partitions and mix or become diffused through each other; the phenomena attending the pa age of fluids, whether liquids or gases, through a porous septum. It is a kind of diffusion (see diffusion ), and includes endosmosis and exosmosis-the former being distinguished either as the tendency of the outer fluid to pa through into the inner, or as the action of that fluid which pa es with the greater rapidity into the other. When two saline solutions differing in strength and composition are separated by a porous diaphragm or septum of bladder, parchment-paper, or porous earthenware, they mutually pa through and mix with each other; but they pa with unequal rapid i the ties, same so that on both after sides. a time These the height phenomena of the are liquid explained is not by the unequal molecular attraction exerted between the capillary apertures in the porous diaphragm and the different liquids experimented upon. osmosis (os-mō'sis), n. [NL.: see osmose, and cf. endosmosis, exosmosis.] The diffusion of fluids through membranes. See osmose. osmositic (os-mo-sit'ik), a. [ II. n. Same as osmogene . osmotically (os-mot'i-kal-i), adv. By osmosis; diffusively. osmund1 (os'mund), n. [Formerly also osmond; water-fern, St. Christopher's herb, osmund.] A fern of the genus Osmunda. Also called wa ter-fern, St. Christopher's herb, and herb-chris osprey One crayer laden with osmunds , and with diuers other marchandises. Hakluyt's Voyages , I. 170. Osmonds, a word us'd in some statutes for the Oar of which Iron is made. E. Phillips , 1706.