CARINA

(Lat.), n. f. Ka2r(ka3r)-i(e)'na3. From xapelv, to cleave. Fr., carene. Ger., Kiel, Schiffchen. A ridge or keel-like proce . Hence: 1. A proce running like a keel along the dorsal surface of any elevated portion of a plant-structure, especially if the latter is hollow. 2. The ridge made by the union of the prominent lower edges of the two inferior petals of a papilionaceous flower. 3. The anterior petal in the flower of the Polygalacece. [B, 19, 121, 123.] 4. In conchology, a dorsal median piece in the shell of certain cirripeds. [L, 11, 221, 296.] 5. In anatomy, a median ridge on the lower surface of the fornix cerebri, also the spinal column. [Wilder (K); L, 325.] C. aqua educt us Sylvii. The keel-shaped lower edge of the aqua educt us Sylvii. [a, 18.] C. biceps. Fr., carene d deux pieds. A c. (2d def.) where the two petals are free at the base and adherent along their edges above. [B, 121.] C. dipetala. Fr., carene dipetale. Ger., zireiblattriges Schiffchen. A c. (2d def.) in which the two petals are free through their entire length. [B, 121, 123.} C. mono petal a. Ger.. einblcittriges Schiffchen. See C. biceps. [B, 123.] C. stern i. In birds, the keel-like projection of the sternum. [L, 200.] C. vagi nre [Kohlrausch]. See COLUMN A vagince anterior. CAR IN ACE^E (Lat.), n. f. Ka2r(kasr)-i2n(en)-a(a3)'se2(ke2)- e(a3-e2). Fr., car in a cees [De Blainvillej.pi. A family of the univalve molluscs. [L, 180.] [s. 92]