chalaza

Từ điển Oxford Learners Wordfinder Dictionary

noun

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