基礎(きそ)とは?【建築用語・土木用語・大工用語】 建物を支える下部構造物。建物と地盤の間にある支えをいい、通常は鉄筋コンクリート造で作られます。 Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window