What did The term richardsonian in the late nineteenth centurt pertain to?

The term "Richardsonian" in the late nineteenth century referred to a style of architecture associated with the American architect Henry Hobson Richardson. This style is characterized by its robust, Romanesque influences, featuring rounded arches, heavy stonework, and asymmetrical forms. Richardson's designs emphasized a sense of mass and solidity, and the term is often used to describe buildings that embody these distinctive features, particularly in the context of public and institutional architecture.