One of 114 counties in Missouri, United States. County seat: Alton.

A city, the county seat of Clackamas County, Oregon, United States. / An unincorporated community in Butte County, California, United States.

The Sierra plum, Prunus subcordata.

plural of Oregon plum

A domestic cat of a particular US breed with the rex coat variation; they originated in Oregon in the 1950s and have since merged with other breeds.

plural of Oregon Rex

A native or resident of the state of Oregon in the United States of America.

Of or pertaining to Oregon.

plural of Oregonian

(mineralogy) A hexagonal nickel iron arsenide mineral.