noun, noun or participle which takes 'suru', intransitive verb
Refers to moving smoothly through the air without engine power, like a glider or a bird in flight. Can be used as a noun or with する to describe the action.
グライダーが静かに滑空している。
The glider is gliding quietly.
鳥が風に乗って滑空
The sight of a bird gliding on the wind is beautiful.