MSN home
Mail
My MSN
encarta
greeting cards
encarta
®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
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
ventrolateral
ventromedial
venture
venture capital
venture fund
Venture Scout
venture team
Venturer
venturesome
venturi
venturi tube
venturous
venue
venule
Venus
Venus flytrap
Venus’s flower basket
Also available:
World English Dictionary
Dictionnaire Français
ventricular fibrillation
ven·tric·u·lar fib·ril·la·tion
noun
Definition:
heartbeat irregularity:
an often fatal heartbeat irregularity in which the muscle fibers of the ventricles work without coordination and cause a loss of effective pumping action of the heart
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
MSN Privacy
Legal
Advertise
Feedback
Help
© 2009 Microsoft