sill

noun
\ˈsil \

Definition of sill 

1 : a horizontal piece (such as a timber) that forms the lowest member or one of the lowest members of a framework or supporting structure: such as

a : the horizontal member at the base of a window

b : the threshold of a door

2 : a tabular body of igneous rock injected while molten between sedimentary or volcanic beds or along foliation planes of metamorphic rocks

3 : a submerged ridge at relatively shallow depth separating the basins of two bodies of water

Examples of sill in a Sentence

Recent Examples on the Web

On Twitter, office workers posted photos and videos of the raccoon resting on sills and climbing up the building's concrete pillars. Author: Brendan O'brien, Anchorage Daily News, "Raccoon triumphs over Minnesota skyscraper, celebrates with cat food," 13 June 2018 The victim's teeth have been pulled out, she’s been placed in a window sill in the center of town, and Camille is among the first on the scene. Cady Drell, Marie Claire, "Pointed Observations About Sharp Objects Episode 1," 9 July 2018 Even first-story windows pose a risk, Friese explains, because in addition to falling out, children trying to climb up onto the sill can fall backwards down onto the floor and hurt themselves. Carolyn L. Todd, SELF, "Emergency Responders Share 9 of the Biggest Death Traps in Your Home," 14 July 2018 Victoria Honeyman, a lecturer in politics at the University of Leeds, said Johnson sill wants to May — but not now, when the complex and compromise-laden work of negotiating Brexit drags on. Fox News, "Regret, relief at departure of Boris Johnson as top UK envoy," 10 July 2018 Victoria Honeyman, a lecturer in politics at the University of Leeds, said Johnson sill wants to topple May — but not now, when the complex and compromise-laden work of negotiating Brexit drags on. Washington Post, "Regret, relief at departure of Boris Johnson as top UK envoy," 10 July 2018 Spanish-looking relics like pipes and models of classic cars and steamboats line the window sills. Maggie Menderski, The Courier-Journal, "NuLu's new barbershop is keeping patrons as fresh as the neighborhood," 10 July 2018 On top of the sill is the upper magma chamber, with thick, sticky magma that holds a great deal of gas – which makes the magma in the upper chamber explosive. Anchorage Daily News, "The Yellowstone supervolcano is a disaster waiting to happen," 20 Apr. 2018 Other fir details are the handrail on the short staircase leading to the master bedroom, the sills and ledges, and the built-in desk in the wife’s office. Marni Elyse Katz, BostonGlobe.com, "Parents add a modern wing to their son’s Vermont farmhouse," 15 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sill.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sill

before the 12th century, in the meaning defined at sense 1

History and Etymology for sill

Middle English sille, from Old English syll; akin to Old High German swelli beam, threshold

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Statistics for sill

Last Updated

4 Sep 2018

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Time Traveler for sill

The first known use of sill was before the 12th century

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More Definitions for sill

sill

noun

English Language Learners Definition of sill

: the shelf at the bottom of a window frame

: a piece of wood, metal, or stone at the bottom of a doorframe

: the part of the frame of a car that is directly under its doors

sill

noun
\ˈsil \

Kids Definition of sill

1 : a heavy horizontal piece (as of wood) that forms the bottom part of a window frame or a doorway

2 : a horizontal supporting piece at the base of a structure

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Comments on sill

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