Meaning of vertiginous

ver•tig•i•nous

Pronunciation: (vur-tij'u-nus), [key]
— adj.
  1. whirling; spinning; rotary: vertiginous currents of air.
  2. affected with vertigo; dizzy.
  3. liable or threatening to cause vertigo: a vertiginous climb.
  4. apt to change quickly; unstable: a vertiginous economy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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