Um*bil"ic*al(?), a. [Cf. F. ombilical. See Umbilic, n.] 1. (Anat.) Of or pertaining to an umbilicus, or umbilical cord; umbilic.
2. Pertaining to the center; central.
Umbilical cord. (a)
(Anat.) The cord which connects the fetus with the placenta, and contains the arteries and the vein through which blood circulates between the fetus and the placenta; the navel-string. (b)
(Bot.) The little stem by which the seeds are attached to the placenta; -- called also
funicular cord. --
(Med.), hernia of the bowels at the umbilicus. --
(Geom.), an umbilicus. See Umbilicus, 5. --
(Anat.), the middle region of the abdomen, bounded above by the epigastric region, below by the hypogastric region, and on the sides by the lumbar regions. --
(Anat.), a saccular appendage of the developing embryo, containing the nutritive and unsegmented part of the ovum; the yolk sac. See Illust. in Appendix.
Um*bil"i*ca`ted(?), } a. [L. umbilicatus. See Umbilic.] (a) Depressed in the middle, like a navel, as a flower, fruit, or leaf; navel-shaped; having an umbilicus; as, an umbilicated smallpox vesicle. (b) (Bot.) Supported by a stalk at the central point.
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Tue 18th December 2018