* "The scientist studied the light spectrum emitted by the star." (refers to the range of colors in light)
* "The politician's views fall on the far right of the political spectrum." (refers to a range of opinions or beliefs)
* "The artist used a wide spectrum of colors in their painting." (refers to a range of colors)
* "The doctor ordered a blood test to check the patient's blood sugar spectrum." (refers to a range of blood sugar levels)
* "The company offered a diverse spectrum of products to meet customer needs." (refers to a range of products or services)
As you can see, "spectrum" is often used to refer to a range or series of something. It can be used to describe a range of colors, opinions, values, or anything else that can be measured or categorized.