a horizontal timber, block, or the like serving as a foundation of a wall, house, etc.
the horizontal piece or member beneath a window, door, or other opening.
Geology. a tabular body of intrusive igneous rock, ordinarily between beds of sedimentary rocks or layers of volcanic ejecta.
- sill-like, adjective
- un·der·sill, noun
Other definitions for Sill (2 of 2)
Mount, a mountain in E central California, in the Sierra Nevada Mountains. 14,153 feet (4,314 meters).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use sill in a sentence
Ashes of the dead are mixed with clay and molded into small pyramids, called tsa tsas, and placed along heavily trafficked areas like roadsides, in window sills, and public squares and parks.
No note, noglass of water, just sunlight left to chill on the edge of a window sill.Recalling a pandemic year with poetry and machine learning art | Seth Blanchard, Shikha Subramaniam, Leo Dominguez | April 22, 2021 | Washington Post
Within a few weeks, Midea learned that a compact air conditioner that saddles snugly on the window sill, blocks out noise and saves energy could entice many American consumers.Chinese hardware makers turn to crowdfunding as they look to go global | Rita Liao | April 9, 2021 | TechCrunch
You can place drawers on any existing shelves or sills, or just put them on the floor, a chair, or a table.The best closet organizer: Storage ideas to simplify your life | PopSci Commerce Team | March 17, 2021 | Popular-Science
So it comes as no surprise that Covid-19 has inspired a revival in gardening, with many people working out their anxieties in backyard plots, potted plants, or herb-lined window sills.The science behind why people turn to gardening to cope with stress | Anne Quito | January 24, 2021 | Quartz
I walked slowly back into my study, which faces Washington Square, and leaned on the window sill.Read ‘The King in Yellow,’ the ‘True Detective’ Reference That’s the Key to the Show | Robert W. Chambers | February 20, 2014 | THE DAILY BEAST
Tessie leaned back on the open window-sill and began very seriously.Read ‘The King in Yellow,’ the ‘True Detective’ Reference That’s the Key to the Show | Robert W. Chambers | February 20, 2014 | THE DAILY BEAST
We stood in the open doors with one foot resting on the sill and an elbow cocked on the roof, looking cool.
Another journalist begged him to do a sill walk live on stage then and there, but he demurred.
In February 1909, at age 79, he toppled drunk from his saddle at Fort sill, Okla.The Bin Laden of His Day? A New Biography of Geronimo | Marc Wortman | December 5, 2012 | THE DAILY BEAST
Robert went over and seated himself on the broad sill of one of the dormer windows.The Awakening and Selected Short Stories | Kate Chopin
They stood outside the window and the cook passed them their coffee and a roll, which they drank and ate from the window-sill.The Awakening and Selected Short Stories | Kate Chopin
Her soft murmuring voice has stolen into his brain; he hears it in the drip, drip of the rain on the sill outside.Uncanny Tales | Various
One long and wearisome evening, as we sat on the drawing-room window-sill kicking our heels, Peter came in and found us.The Life & Letters of Peter Ilich Tchaikovsky | Modeste Tchaikovsky
She smoothed out each finger and thumb before she spoke, and laid them on the window-sill.Tessa Wadsworth's Discipline | Jennie M. Drinkwater
British Dictionary definitions for sill
a shelf at the bottom of a window inside a room
a horizontal piece along the outside lower member of a window, that throws water clear of the wall below
the lower horizontal member of a window or door frame
a continuous horizontal member placed on top of a foundation wall in order to carry a timber framework
a flat usually horizontal mass of igneous rock, situated between two layers of older sedimentary rock, that was formed by an intrusion of magma
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for sill
A sheet of igneous rock intruded between layers of older rock. See illustration at batholith.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.