Definition of groundsill in English:

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groundsill

Pronunciation: /ˈɡrounds(ə)l/
(also groundsel)

noun

The horizontal beam or timber in a building that is secured to the foundation and is the base for the rest of the structure.
Example sentences
  • In most cases, the damage included tilted roofs, broken groundsills, and broken walls and tile.
  • The cruck blades used in its construction spring directly from the groundsills and these support the roof timbers.
  • The inside groundsill has anchor bolts previously installed that permit an easy mounting of columns or posts on the inside groundsill.

For editors and proofreaders

Syllabification: ground·sill

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