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 (finance) - Mathematical definition. 1  For any fund that evolves randomly with time, the square of volatility is the variance of the sum of infinitely many instantaneous rates of return, each taken over the nonoverlapping, infinitesimal periods that make up a single unit of time.