The financial definition for Option Pricing Curve:
A graphical representation of the projected price of an option at a fixed point in time. It reflects the amount of time value premium in the option for various stock prices, as well. The curve is generated by using a mathematical model. The delta (or hedge ratio) is the slope of a tangent line to the curve at a fixed stock price. See also Delta and Hedge Ratio
Asset pricing model A model for determining the required or expected rate of return on an asset. Related: Capital asset pricing model and arbitrage pricing theory.