Exponential functions are widely used in mathematics and come under various synonyms, including exponential growth, exponential decay, and geometric growth or decay. These functions share the same pattern of exponential behavior that occurs when a quantity increases or decreases repeatedly at a constant rate over time. Other synonyms for exponential function include the exponential equation, exponential curve, and exponential distribution. The natural exponent function, the transcendental function, and the radioactive decay function also fall under the category of exponential functions. No matter what they are called, exponential functions play a significant role in modeling various real-world phenomena and are essential in diverse fields such as finance, biology, and physics.