WHAT IS GRIMOIRE?
Grimoire or Gramut, also known as grammaire derived from Sanskrit grAma, scale, number of tones, or an entire range or series ran the gamut from praise to contempt. It is also a spectrum, the range of colors of wavelength energy sent out from a light source when viewed through a prism, called the spectrum. An example of a spectrum is a rainbow. The range of electromagnetic radiation (electromagnetic waves) in our known universe, which includes visible light.The visible spectrum is the portion of the electromagnetic spectrum that is visible to the human eye. Electromagnetic radiation in this range of wavelengths is called visible light or simply light. A typical human eye will respond to wavelengths from about 380 to about 750 nanometers, from Sanskrit mAtra known as Matrix. These words later was used exclusively to refer to dark magic.