Login
|
Preferences
Search for Dictionary Definitions:
Browse Alphabetically:
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
random definition
Definition of '
yolk sac'
Translate '
yolk sac'
to
- Select -
Danish
Finnish
French
German
Greek
Hebrew
Hindi
Italian
Japanese
Korean
Norwegian
Polish
Portuguese
Romanian
Russian
Spanish
Swedish
1.
(noun)
yolk sac
,
vitelline sac
,
umbilical vesicle
,
vesicula umbilicus
membranous
structure
that functions as the circulatory
system
in
mammalian
embryos until the
heart
becomes functional
2.
(noun)
yolk sac
membranous
structure
enclosing
the
yolk
of
eggs
in birds, reptiles, marsupials, and some fishes; circulates nutrients to the
developing
embryo
Images of 'yolk sac'
Search for
yolk sac
on
&
Citation:
Add this to your Bibliography
MLA
Chicago
APA
"yolk sac."
Definitions.net
. STANDS4 LLC, 2008. 11 October. 2008.
http://www.definitions.net/definition/yolk sac
Home
|
Add New Abbreviation
|
Your List
|
Tools
|
Become an Editor
|
Tell a Friend
|
Links
|
Awards
|
Testimonials
|
Press
|
News
|
APIs
new!
|
About
Copyright ©2004-2007
STANDS4 LLC. All rights reserved.
Terms of Use
|
Privacy Policy
|
Contact Us
Definition of 'yolk sac'
