chalaza معنى

• كِلاَّزَة (شريطٌ ألبومينيٌّ في بَيض الطيور)

تعريف الإنجليزية

الأسماء

1. one of two spiral bands of tissue connecting the egg yolk to the enclosing membrane at either end of the shell
2. basal part of a plant ovule opposite the micropyle; where integument and nucellus are joined