అర్థం : A barrier that has parallel or crossed bars blocking a passage but admitting air.
పర్యాయపదాలు : grate
అర్థం : A frame of iron bars to hold a fire.
పర్యాయపదాలు : grate
అర్థం : 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.
పర్యాయపదాలు : diffraction grating
Grating meaning in Telugu.