exponent: ความหมายและคำอธิบายความหมาย

One that expounds or interprets.

One that speaks for, represents, or advocates: Our senator is an exponent of free trade.

Mathematics A number or symbol, as 3 in (x + y)3, placed to the right of and above another number, symbol, or expression, denoting the power to which that number, symbol, or expression is to be raised. Also called power.

Expository; explanatory.