ara: محزز الحيود

Information
has URI	http://lexvo.org/id/term/ara/%D9%85%D8%AD%D8%B2%D8%B2%20%D8%A7%D9%84%D8%AD%D9%8A%D9%88%D8%AF

Meaning
means	(noun) optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum grating, diffraction grating