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trope
troph-
-trophic (1)
-trophic (2)
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tropho-
trophoblast
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World English Dictionary
Dictionnaire Français
trophoblast
tro·pho·blast
[
trṓfə blàst,
tróffə blàst
]
(
plural
tro·pho·blasts
)
noun
Definition:
embryo's outer layer:
a thin outer layer
ectoderm
that encloses the embryo of mammals, attaches the fertilized ovum to the wall of the womb, and absorbs nutrients
tro·pho·blas·tic
[
trfə blástik,
tròffə blástik
]
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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