Last Updated：2025/12/06
(aviation) Dynamic pressure expressed as airspeed; the airspeed at sea level in the International Standard Atmosphere at which an airplane would experience the same dynamic pressure as it does in its current flight conditions; calibrated airspeed corrected for errors introduced by the compressibility of air at nonzero Mach numbers.
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equivalent airspeed
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Source Word
equivalent airspeed
Noun
uncountable
usually
(aviation)
Dynamic
pressure
expressed
as
airspeed;
the
airspeed
at
sea
level
in
the
International
Standard
Atmosphere
at
which
an
airplane
would
experience
the
same
dynamic
pressure
as
it
does
in
its
current
flight
conditions;
calibrated
airspeed
corrected
for
errors
introduced
by
the
compressibility
of
air
at
nonzero
Mach
numbers.
Japanese Meaning
航空分野で、実際の飛行条件下での動圧と等しい、国際標準大気の海面における速度を示す指標。つまり、空気中の動圧を速さに換算したもので、空気の圧縮性がマッハ数がゼロでない場合に生じる誤差を補正した校正対気速度とも言える。
Sense（1）
(aviation)
Dynamic
pressure
expressed
as
airspeed;
the
airspeed
at
sea
level
in
the
International
Standard
Atmosphere
at
which
an
airplane
would
experience
the
same
dynamic
pressure
as
it
does
in
its
current
flight
conditions;
calibrated
airspeed
corrected
for
errors
introduced
by
the
compressibility
of
air
at
nonzero
Mach
numbers.
（ plural ）
