Turning round; whirling; rotary; revolving; as, vertiginous motion.
- Turning about an axis; revolving or whirling.
- Affected by vertigo; dizzy. See Synonyms at giddy.
- Tending to produce vertigo: "my small mind contained in earthly human limits, not lost in vertiginous space and elements unknown” ( Diana Cooper).
- Inclined to change quickly; unstable.