Definition of: calcar
(kal′kär) noun plural cal·car·i·a (kal·kâr′ē·ə) Biol.
A spur, or spurlike projection, as at the base of a petal or on the leg or wing of a bird. [<L, spur <calx heel]
Most often used phrases:
van calcarcalcar avis
de calcar
calcar roewer
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