chalaza
/kә'leizә/
中文翻译
n. 卵黄系带
[医] 合点(植物), 卵带
英文解释
n. basal part of a plant ovule opposite the micropyle; where integument and nucellus are joined
n. one of two spiral bands of tissue connecting the egg yolk to the enclosing membrane at either end of the shell