carina
noun
ca·ri·na kə-ˈrī-nə 
-ˈrē-
-ˈrē- plural carinas or carinae kə-ˈrī-ˌnē
-ˈrē-ˌnī
1
: a keel-shaped anatomical part, ridge, or process
2
Carina : a constellation in the southern hemisphere lying near the Southern Cross that is represented by the figure of a ship's keel
Word History
Etymology
New Latin, from Latin, hull, keel — more at careen
First Known Use
circa 1704, in the meaning defined at sense 1
Medical Definition
carina
noun
ca·ri·na kə-ˈrī-nə -ˈrē-
-ˈrē- plural carinas or carinae -ˈrī-ˌnē, -ˈrē-ˌnī
: any of various keel-shaped anatomical structures, ridges, or processes: as
a
: a ridge on the lower surface of the fornix of the brain
b
: the ventral distal part of the vagina