Medical Dictionary
Main Entry:
exo·gas·tru·la Pronunciation:
"ek-sO-'gas-tr&-l& Function:
noun Inflected Form:
plural exo·gas·tru·las or exo·gas·tru·lae /-"lE, -"lI/ : an abnormal gastrula that has the presumptive endodermincreased in quantity and incapable of invagination and is therefore unable to develop further —
exo·gas·tru·la·tion /-"gas-tr&-'lA-sh&n/ noun