freefall

US /ˌfriːˈfɑːl/
UK /ˌfriːˈfɑːl/
1.

swobodny spadek

an occasion when something or someone falls quickly under the influence of gravity (= the force that attracts objects toward one another, especially the force that makes things fall to the ground):

:
Skydivers are propelled into a 70-second freefall at 120mph before their parachutes open.
1.

swobodny spadek

to fall quickly under the influence of gravity (= the force that attracts objects toward one another, especially the force that makes things fall to the ground):

:
The plane dropped very suddenly and seemed to freefall for more than 15 seconds.