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groundsill

[ ground-sil ]
/ ˈgraʊndˌsɪl /
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noun
the lowermost sill of a framed structure, especially one lying close to the ground.
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Also groundsel.
Also called ground beam, ground plate .

Origin of groundsill

First recorded in 1400–50, groundsill is from the late Middle English word grownsel.See ground1, sill
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for groundsill

groundsill
/ (ˈɡraʊndˌsɪl) /

noun
another name for ground plate
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
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