Vortex/ˈvɔːrteks/ Definition 1 of 4Pro Tip 1/3Dynamic Movement Think of 'vortex' as dynamic; linked with energy or movement in fluid or air. Leaves danced in the vortex caused by the passing truck. Pro Tip 2/3Visible Spiral 'Vortex' often implies a visible spiral shape, like water going down a drain. The boat was caught in a swirling vortex. Pro Tip 3/3Natural Phenomena Use 'vortex' when describing natural phenomena, especially with swirling motions. A dust vortex swept across the open fields.