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dilator
noun
di·la·tor
|
\
(ˈ)dī-ˈlāt-ər, də-
\
Medical Definition of
dilator
:
one that
dilates
: as
a
:
an instrument for expanding a tube, duct, or cavity
a urethral
dilator
—
called also
divulsor
b
:
a muscle that dilates a part
c
:
a drug (as a vasodilator) causing
dilation
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