mmHg
Translingual
Etymology
mm
(
“
millimeter
”
)
+
Hg
(
“
mercury
”
)
Symbol
mmHg
abbreviation of
millimeter of mercury
, a
unit
of
pressure
equal to the amount of fluid pressure one
millimeter
deep in
mercury
at zero
degrees Celsius
on
Earth
Synonyms
Torr
Related terms
cmH
2
O
inHg
mH
2
O
mmH
2
O
See also
atm
Pa
psi