1. a factor that decisively affects the nature or outcome of something
2. a square array of numbers whose value is calculated by a specific mathematical formula
Usage: mathematics

1. serving to determine or decide something
Usage: formal

Examples

• Income level is often a key determinant of educational opportunities.
• The weather was the main determinant in our decision to cancel the picnic.
• Students learned to calculate the determinant of a 3×3 matrix.
• The determinant of this matrix equals zero.
• Her test scores were the determinant factor in college admission.
• Economic conditions serve as determinants of housing prices.
• The determinant role of genetics in disease cannot be ignored.