sinus
English Dictionary
->
Letter S
-> sinus
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sinus Definition
(n)
an
abnormal
passage
leading
from
a
suppurating
cavity
to
the
body
surface
(n)
any
of
various
air
-
filled
cavities
especially
in
the
bones
of
the
skull
(n)
a
wide
channel
containing
blood
;
does
not
have
the
coating
of
an
ordinary
blood
vessel
sinus Synonyms
fistula
sinus
venous sinus
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