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The region at the base of the nucellus of an ovule; gives rise to the integuments.
(cell and molecular biology)
One of the paired, spiral, albuminous bands in a bird's egg that attach the yolk to the shell lining membrane at the ends of the egg.



the basal part of the ovule where the seed stalk attaches the ovule to the placenta.

References in periodicals archive ?
5 large egg yolks, chalazae (cordlike strands of egg white protein that are attached to the yolks) removed with fingers (eliminates need to strain pastry cream after cooking)
When you tried to pull it out, did attaching muscles cling to it like the chalazae of an egg or the tough strands that fasten a bivalve's body to its shell?
The layers are the chalaziferous layer which is continuous with the chalazae which hold the yolk in place, the inner thin layer, the firm or thick layer and the outer thin layer.