grout
This term describes a specialized filler used in construction and masonry. In residential settings, it refers to the visible lines between tiles that provide a waterproof seal and aesthetic finish. It is distinct from mortar, which is typically used to bond the tiles to the wall or floor, whereas grout fills the remaining gaps. In heavy engineering and geotechnical contexts, the word takes on a more industrial meaning. It refers to the high-pressure injection of cementitious fluids into soil or rock to stabilize foundations or block water flow, shifting the focus from surface aesthetics to structural integrity.
Meanings
A thin mortar or paste used to fill gaps between tiles, bricks, or stones to seal them and provide structural support.
"The contractor applied a grey grout to the bathroom tiles."
To fill the joints or gaps between tiles, bricks, or stones with a mortar-like paste.
"You need to grout the backsplash before installing the fixtures."