Common causes of dizziness include inner-ear disorders, medications, and alcohol. Dizziness is often a result of vertigo. It can also be caused by a problem in the inner ear, where balance is regulated. The most common cause of vertigo and vertigo-related dizziness is benign paroxysmal positional vertigo (BPPV).
Freebase(1.00 / 1 vote)Rate this definition: Frugality. Frugality is the quality of being frugal, sparing, thrifty, prudent or economical in the use of consumable resources such as food, time or money, and avoiding waste, lavishness or extravagance.
Volatility is Usually Standard Deviation, Not Variance. In finance, volatility is usually understood as standard deviation. Of course, variance and standard deviation are very closely related (standard deviation is the square root of variance), but the common interpretation of volatility is standard deviation of returns, and not variance. Here you can find more details: