windowsill

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noun win·dow·sill \-ˌsil\

Definition of windowsill

  1. :  the horizontal member at the bottom of a window opening

1703

First Known Use of windowsill

1703

Other Building Terms


WINDOWSILL Defined for English Language Learners

windowsill

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noun win·dow·sill \-ˌsil\

Definition of windowsill for English Language Learners

  • : a narrow shelf that is attached to the bottom of a window


WINDOWSILL Defined for Kids

windowsill

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noun win·dow·sill \ˈwin-dō-ˌsil\

Definition of windowsill for Students

  1. :  sill 1


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