The term that describes substances that absorb some wavelengths of light is chromophore.

Here's why:

* Chromophore: This is a specific chemical group within a molecule that is responsible for absorbing light at certain wavelengths. This absorption results in the molecule's color, which is why the term "chromophore" is used.

Let me know if you'd like to learn more about how chromophores work or the specific wavelengths they absorb!