Eötvös experiment
[
uht
-vuhsh,
et
-;
Hungarian
œ
t
-v
œ
sh]
/ˈʌt vʌʃ, ˈɛt-;
Hungarian
ˈœt vœʃ/
noun
,
Physics.
1.
an experiment to confirm that all materials respond equally to gravity and that gravitational mass and inertial mass are equivalent.
Compare
equivalence principle
.
Origin
named after Roland
Eötvös
(1848-1919), Hungarian physicist, who first performed the experiment