non-power-driven heavier-than-air aircraft without controls, anchored to, or towed from, the ground, stardinööri veojõu ja tuule tekitatud aerodünaamilise tõstejõu mõjul õhus püsiv lennuvahend

one of a pair of heavy square boards attached on each side of the mouth of a trawlnet to keep it open when the net is being dragged, shearing device, two of which hold open horizontally the wings and mouth of a trawl, seadis traalnooda horisontaalava suurendamiseks