fin: hila

Information
has URI	http://lexvo.org/id/term/fin/hila

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
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means	(noun) an arrangement of points or particles or objects in a regular periodic pattern in 2 or 3 dimensions lattice