Definition

1. Noun:
   • The distribution of colors produced when light is dispersed by a prism: The "color spectrum" refers to the continuous band of colors that is visible when white light is separated into its constituent wavelengths, typically by a prism or diffraction grating. This ordered array of colors ranges from red (longest wavelength) to violet (shortest wavelength).

Usage

• The "color spectrum" is a scientific term used primarily in physics and optics to describe the visible component of the electromagnetic spectrum.
• It is used to discuss light, color perception, and phenomena like rainbows.

Examples

• Noun:
  • A prism splits white light into the full color spectrum.
  • The rainbow displayed a perfect arc of the color spectrum.
  • Studying the color spectrum helps us understand the properties of light.

Advanced Usage

• "Continuous spectrum": A spectrum that contains an unbroken sequence of colors or wavelengths, as opposed to a line spectrum.
  • Sunlight produces a continuous color spectrum.
• "Absorption spectrum": The pattern of dark lines or bands within a spectrum caused by the absorption of specific wavelengths of light by a substance.
  • Scientists analyzed the gas by studying its absorption spectrum.

Variants and Related Words

• Spectrum (n): A broader term for a range of related qualities, ideas, or activities, or the entire range of wavelengths of electromagnetic radiation.
  • The political spectrum; the electromagnetic spectrum.
• Spectral (adj): Relating to a spectrum.
  • Spectral analysis is a key tool in astronomy.
• Chromatics (n): The science of colors.

Synonyms

• Visible spectrum: The portion of the electromagnetic spectrum that is visible to the human eye.
• Rainbow colors: The colors seen in a rainbow, which correspond to the visible spectrum.

Related Phrases

• "On the spectrum": An idiom (often related to autism spectrum disorder) not directly related to the physics term "color spectrum." In scientific contexts, one might say a color is "within the visible spectrum."
  • Ultraviolet light is not within the visible color spectrum.

Noun

1. the distribution of colors produced when light is dispersed by a prism