Topic: SOIL
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| Date: | 1600-1700 |
| Origin: | Probably from melch 'soft' (14-19 centuries) |
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mulch1
[countable usually singular, uncountable]
[countable usually singular, uncountable]TASDLG a substance such as decaying leaves that you put on the soil to improve its quality, to protect the roots of plants, or to stop weeds growing
