Please provide a definition for the word "heterogeneous".
Heterogeneous refers to a composition or mixture that is made up of diverse or dissimilar parts or elements, which are not consistent or uniform in nature. It can be used to describe a wide range of systems, be it physical, social or abstract, in various fields such as materials science, chemistry, biology, economics, computing, and many more.
Complete the following task based on the instruction and optional input provided.### Instruction:
Please provide a definition for the word "heterogeneous".

### Output:
Heterogeneous refers to a composition or mixture that is made up of diverse or dissimilar parts or elements, which are not consistent or uniform in nature. It can be used to describe a wide range of systems, be it physical, social or abstract, in various fields such as materials science, chemistry, biology, economics, computing, and many more.