1. Pertaining to or involving exponents. Exponential quantity, one whose exponent is variable, as a x. Exponential equation, one which contains an exponential quantity. Exponential curve, one whose nature is defined by means of an exponential equation.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• exponantial,
• expodential,
• exponetial,
• exponiential,
• exponentional,
• expedential,
• expenential,
• exponentialy,
• experential,
• exponintial,
• exponental,
• expoential,
• expidential,
• expontential,
• exponetialy,
• expotential,
• eponentialy,
• exponentials,
• eponential,
• ezponential

• exponentially,
• exponent,
• exponentiation.

The adjective form of the word "exponential" is "exponential".

The plural of the "exponential" can be the "exponentials".

The singular of the "exponential" can be the "exponential".