threshold effect

wing-in-ground-effect amphibious craft; ground-effect vehicle (GEV); wing-in-ground-effect (WIG); ground-effect craft; wingship; flarecraft; ekranoplan

threshold

Threshold Test Ban Treaty (TTBT)

runway threshold identification light

runway threshold light

atmospheric pressure at runway threshold

displaced threshold

pre-threshold zone

pre-threshold zone marking

threshold crossing height

retail threshold

low-yield threshold test ban treaty

anti gravity threshold

all-fire threshold

acetylcholine effect

behavioural effect

biological effect

blast effect

Bucha effect (Flicker vertigo)

delayed effect

devastating effect

direct effect of blast wave

Doppler effect alarm

duration of effect

effect of recoil

fire for effect (FFE)

ground effect (aerodynamics)

gyroscopic effect

harmful effect

in ground effect (IGE)

incendiary effect

irritant action/effect