windowsill

noun

win·​dow·​sill ˈwin-dō-ˌsil How to pronounce windowsill (audio)
-də-
: the horizontal member at the bottom of a window opening

Examples of windowsill in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
With the right approach, cleaning your windowsills doesn’t have to be time-consuming or complicated. Ashlyn Needham, Southern Living, 3 Apr. 2026 Many plants are admired for their striking aesthetic qualities, and flowers such as tulips, lilies, sunflowers, and daisies beautify fields, gardens, windowsills, and bouquets the world over. Encyclopedia Britannica, 2 Apr. 2026 In the morning, after making sure the beetle isn’t still on the windowsill requesting accommodation, the woman checks her phone for her cousin’s reply. María Ospina, The Dial, 31 Mar. 2026 Dozens of hydrangeas peak out behind the windowsill. Condé Nast, Condé Nast Traveler, 25 Mar. 2026 See All Example Sentences for windowsill

Word History

First Known Use

1703, in the meaning defined above

Time Traveler
The first known use of windowsill was in 1703

Browse Nearby Words

Cite this Entry

“Windowsill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/windowsill. Accessed 7 Apr. 2026.

Kids Definition

windowsill

noun
win·​dow·​sill -ˌsil How to pronounce windowsill (audio)
: the horizontal piece at the bottom of a window
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster