English Dictionary

foundation stone

noun

A stone laid during the construction of a (usually important) building, the laying of which is usually marked by a ceremony. / (figuratively) The basis of something.

The foundation stone of the building was laid by the mayor.

意味（1）

A stone laid during the construction of a (usually important) building, the laying of which is usually marked by a ceremony.

He laid the foundation stone on August 1 1847, and then set around 2,000 workmen loose on the undertaking. The station opened exactly one year later on August 1 1848.

意味（2）

(figuratively) The basis of something.