English dictionary
vitelline sac meaning and definition
Definition and meaning of vitelline sac at MeaningMonkey.org. vitelline sac meaning and definition in the English Dictionary.VITELLINE SAC noun
Definition of vitelline sac (noun)
- membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
- synonyms: umbilical vesicle, vesicula umbilicus, yolk sac
Source: Princeton University Wordnet