Pronunciation: /ˈgrav(ə)l/
noun
[mass noun]-
1a loose aggregation of small water-worn or pounded stones.
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a mixture of gravel with coarse sand, used for paths and roads and as an aggregate.
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a stratum or deposit of gravel.
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2 Medicine aggregations of crystals formed in the urinary tract.
verb (gravels, gravelling, gravelled; US gravels, graveling, graveled)
[with object]-
1cover (an area) with gravel: (as adjective gravelled) gravelled paths
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2US informal make (someone) angry or annoyed: the strike was badly organized and it gravelled him to involve himself in it
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archaic confuse or puzzle (someone): the wisest doctor is gravelled by the inquisitiveness of a child
