A bank or side of a river.

At or near the side of a river.

A place name applied to a locality, especially a city, that is situated beside a river. / A moniker of anything that becomes associated with such a locality, such as an event, school, or organization.

plural of riverside

One of 58 counties in California, United States. County seat: Riverside. It is named after the city.

A census-designated place in Riverside County, California, United States.

A suburban area north of the Thames in the borough of Barking and Dagenham, Greater London, England (OS grid ref TQ4682).

(mineralogy) An orthorhombic-disphenoidal white mineral containing calcium, hydrogen, oxygen, and silicon.