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topsoil

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noun top·soil \ˈtäp-ˌsȯi(-ə)l\

Simple Definition of topsoil

  • : the upper layer of soil in which plants have most of their roots

Source: Merriam-Webster's Learner's Dictionary

Full Definition of topsoil

  1. :  surface soil usually including the organic layer in which plants have most of their roots and which the farmer turns over in plowing

1836

First Known Use of topsoil

1836


TOPSOIL Defined for Kids

topsoil

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noun top·soil \ˈtäp-ˌsȯil\

Definition of topsoil for Students

  1. :  the rich upper layer of soil in which plants have most of their roots




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