nondimensional

/ˌnɑndɪˈmɛnʃənəl/
adjective
  1. Not having or expressed in terms of physical dimensions (such as length, mass, or time); dimensionless.
    • In physics class, we learned that the Reynolds number is a nondimensional quantity used to predict fluid flow patterns.
    • The engineer explained that a nondimensional ratio helps compare models of different sizes.
    • Many equations in aerodynamics use nondimensional parameters to simplify calculations.
Antonyms