Dictionary.com
definitions
  • synonyms

groundsill

[ground-sil]
noun
  1. the lowermost sill of a framed structure, especially one lying close to the ground.
Show More
Also groundsel.

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. 2018

British Dictionary definitions for groundsill

groundsill

noun
  1. another name for ground plate
Show More
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