HyperDic
: force_per_unit_area
English
> 1 sense of the expression
force per unit area
:
NOUN
phenomenon
force per unit area
,
pressure
,
pressure level
the force
applied
to a unit
area
of
surface
English
>
force per unit area
: 1 sense
> noun 1, phenomenon
Meaning
The force
applied
to a unit
area
of
surface
; measured in
pascals
(
SI
unit) or in
dynes
(
cgs
unit).
Synonyms
pressure
,
pressure level
Narrower
blood pressure
The
pressure
of the
circulating
blood
against the walls of the
blood vessels
gas pressure
The
pressure
exerted by a
gas
head
The
pressure
exerted by a
fluid
hydrostatic head
The
pressure
at a
given
point
in a
liquid
/
liquid
measured in terms of the vertical
height
of a column of the
liquid
/
liquid
needed
to
produce
the same
pressure
intraocular pressure
,
IOP
pressure
exerted by the fluids inside the
eyeball
oil pressure
pressure
that keeps
oil
on the moving parts of an
internal-combustion engine
osmotic pressure
(physical chemistry) the
pressure
exerted by a
solution
necessary
to
prevent
osmosis
into that
solution
when it is
separated
from the
pure
solvent
by a
semipermeable membrane
radiation pressure
,
corpuscular-radiation pressure
The
minute
pressure
exerted on a
surface
normal
to the direction of
propagation
of a
wave
sound pressure
,
instantaneous sound pressure
The
difference
between the
instantaneous
pressure
at a
point
in a
sound
field
and the average
pressure
at that
point
suction
A force over an
area
produced
by a
pressure
difference
vapor pressure
,
vapour pressure
The
pressure
exerted by a
vapor
Broader
physical phenomenon
A
natural phenomenon
involving the
physical properties
of matter and energy
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