ETYM Late Lat. grata, from Latin crates hurdle; or Italian grata, of the same origin. Sae Crate, Hurdle.
1. A barrier that has parallel or crossed bars blocking a passage but admitting air; SYN. grating.
2. A frame of iron bars to hold a fire; SYN. grating.
ETYM OF grater to scrape, scratch, French gratter, Late Lat. gratare, cratare; of German origin; cf. Old High Germ. chrazzôn German kratzen, Dutch krassen, Swed. Kratta, and perh. Eng. scratch.
To make a grating or grinding sound by rubbing together; SYN. grind.