1. of, relating to, or located at the chalaza (the basal end of an ovule or seed where the integuments and nucellus are attached)
Usage: botany; technical

Examples

• The chalazal end of the seed is opposite the micropylar end.
• Chalazal tissue plays an important role in seed development.
• In botanical studies, researchers examine both the micropylar and chalazal regions of the ovule.
• The chalazal pole of the embryo sac contains the antipodal cells.