Definition:Pascal's Triangle/Row

Definition
Consider Pascal's Triangle:

Each of the horizontal lines of numbers corresponding to a given $n$ is known as the $n$th row of Pascal's triangle.

Hence the top row, containing a single $1$, is identified as the zeroth row, or row $0$.

Also see

 * Definition:Column of Pascal's Triangle
 * Definition:Diagonal of Pascal's Triangle
 * Definition:Lesser Diagonal of Pascal's Triangle