grate
1. grate \'gra-t\ n [ME, fr. ML crata, grata hurdle, modif. of L cratis - more]at HURDLE obs 1: CAGE, PRISON 2: a frame of parallel bars or a lattice of crossed ones blocking a passage 3a: a frame or basket of iron bars to hold a stove or furnace fire 3b: FIREPLACE 4: a screen or sieve for grading ore 2. grate vt : to furnish with a grate 3. grate vb [ME graten, fr. MF grater to scratch, of Gmc origin; akin to OHG Xkrazzo-n to scratch archaic 1: ABRADE 2: to pulverize by rubbing with something rough 3: FRET, IRRITATE 4a: to gnash or grind noisily 4b: to cause to make a rasping sound 4c: to utter in a harsh voice 1: to rub or rasp noisily 2: to cause irritation : JAR - grat.er n
Webster's English Dictionary