noun
free fall
Refers to the motion of falling under gravity without propulsion or restraint, used in physics, skydiving, and metaphorical contexts.
スカイダイビングのフリーフォールは最高の体験だった。
The free fall during skydiving was the best experience.
物体のフリーフォールを計算する。
Calculate the free fall of an object.
Variant with interpunct; less common but still seen.
Borrowed from English 'free fall'.