Meaning of GRATE in English

GRATE

~ 1

■ verb

1》 reduce (food) to small shreds by rubbing it on a ~r.

2》 make an unpleasant rasping sound.

3》 (often ~ on ) have an irritating effect.

Origin

ME: from OFr. ~r , of Gmc origin.

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~ 2

■ noun the recess of a fireplace or furnace.

↘a metal frame for holding fuel in a fireplace or furnace.

Origin

ME (meaning 'a grating'): from OFr., based on L. cratis 'hurdle'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.