What is "calcific"

Calcific \Cal*cif"ic\, a. Calciferous. Specifically: (Zo["o]l.) of or pertaining to the portion of the oviduct which forms the eggshell in birds and reptiles.
--Huxley.

a. 1 Of or pertaining to calcification 2 Of or pertaining to the formation of eggshells in birds and reptiles

adj. involving or resulting from calcification