Definitions

1. noun

A pigment or material that exhibits the same hue and lightness in different lighting conditions, but may change in saturation.

“The paint used in the mural was a special kind of metamer that would look the same under natural or artificial light.”

2. noun

An individual who experiences a specific disease or medical condition in the same way as another person.

“The researchers studied the metamer of the patient to better understand the progression of the disease.”

3. noun

In colorimetry, a pigment or material that is used as a reference to compare the color of another substance.

“The colorimeter was calibrated with a standard metamer to ensure accurate color readings.”