windowsill
noun
win·dow·sill
ˈwin-dō-ˌsil 
-də-
: the horizontal member at the bottom of a window opening
Examples of windowsill in a Sentence
Recent Examples on the Web
Windowsill Gardens Growing edible plants indoors on a windowsill is an easy, low-space option for plants that are frequently harvested, such as herbs and lettuce.
—
Marie Iannotti, The Spruce, 3 Mar. 2026
When growing basil indoors on a sunny windowsill, give pots a quarter turn weekly to expose all sides to the sun and ensure seedlings won't be pale and spindly.
—Sheryl Geerts, Better Homes & Gardens, 27 Feb. 2026
So that fern that’s been struggling on your dry bedroom windowsill?
—Kansas City Star, 26 Feb. 2026
And the stand is the perfect size for setting on a windowsill or desk.
—Michele Laufik, Martha Stewart, 25 Feb. 2026
See All Example Sentences for windowsill
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Marie Iannotti, The Spruce, 3 Mar. 2026
When growing basil indoors on a sunny windowsill, give pots a quarter turn weekly to expose all sides to the sun and ensure seedlings won't be pale and spindly.
—Sheryl Geerts, Better Homes & Gardens, 27 Feb. 2026
So that fern that’s been struggling on your dry bedroom windowsill?
—Kansas City Star, 26 Feb. 2026
And the stand is the perfect size for setting on a windowsill or desk.
—Michele Laufik, Martha Stewart, 25 Feb. 2026
See All Example Sentences for windowsill
Cite this Entry
“Windowsill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/windowsill. Accessed 13 Mar. 2026.
Copy CitationKids Definition
windowsill
noun
win·dow·sill
-ˌsil
: the horizontal piece at the bottom of a window
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