1. (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work

Similar word(s): entropy

Definition categories: attribute

2. the quality of lacking any predictable order or plan

Similar word(s): haphazardness, noise, stochasticity

Definition categories: attribute, irregularity

Sentences with randomness as a noun:

- There was no randomness in the teacher's selection of the class representative.