Answer: exponential

AnswerCrossword Clue
exponentiala. of or pertaining to the constant eb. (of an equation) having one or more unknown variables in one or more exponents
exponentialof or pertaining to an exponent or exponents
exponentiala function relating to an exponent
exponentiala. the constant e raised to the power equal to a given expression, as e3x which is the exponential of 3xb. any positive constant raised to a power