grate¹ /grāt/

1. To reduce (esp food) to small particles or slivers by rubbing against a rough surface
2. To rub hard, scrape or wear away with anything rough
3. To grind (the teeth)
4. To emit or utter jarringly

1. To make a harsh sound
2. To jar or rasp (on or against)
3. To fret or irritate (usu with on or upon)

grātˈer noun

An instrument with a rough surface for rubbing (eg cheese) down to small particles

grātˈing adjective

1. Rubbing harshly
2. Harsh
3. Irritating

A grating sound

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