vertigo

noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about vertigo at Wordnik → Where our words come from →

1. A sensation of whirling and loss of balance, caused by looking down from a great height or by disease affecting the inner ear.
2. A disordered or imbalanced state of mind or things analogous to physical vertigo; mental giddiness or dizziness.
3. The act of whirling round and round; rapid rotation.