1 : something that causes someone to make a particular decision The deciding factor was cost. His lack of experience was the deciding factor in my decision not to hire him. 2 : something that causes something to end a particular way His home run was the deciding factor in the game.

What is a better word for deciding?

Some common synonyms of decide are determine, resolve, rule, and settle.

What's another word for determining factor?

determinant; determiner; determinative; causal factor; cognitive factor. clincher; argument; statement.