Definition:Division/Divisor

Definition
Let $c = a / b$ denote the division operation on two elements $a$ and $b$ of a field.

The element $b$ is the divisor of $a$.

Linguistic Note
The word divisor in this context means that which divides.

The idea is that $a$ is divided by $b$, that is, divided into $b$ parts.

Also known as
The divisor of an expression $a / b$ is also known as the denominator of that expression.

Also see

 * Definition:Division/Dividend
 * Definition:Division/Quotient