Medical Definition of KELVIN. : the base unit of temperature in the International System of Units that is equal to {frac1/273.16} of the Kelvin scale temperature of the triple point of water and also to the Celsius degree. the base unit of temperature in the International System of Units that is equal to 1/273.16 of the Kelvin scale temperature of the triple point of water. See kelvin defined for kids. ADVERTISEMENT.
Frugality is a quality of spending money very carefully and in limited amounts. This decision can be made for various reasons.Some are: to save money, make costs smaller and get the most possible value from purchases.rugality is a quality of spending money very carefully and in limited amounts. This decision can be made for various reasons.
Variance is a measure of distribution of returns and is not neccesarily bound by any time period. Volatility is a measure of the standard deviation (square root of the variance) over a certain time interval. In finance, variance and volatility both gives you a sense of an asset's risk. If the mean is the average return of an asset, variance and volatility can give you a sense of how much that asset either overperforms or under performs.