Definition of Oregon
1 the Columbia River —an early name used especially prior to the discovery of the mouth and the renaming of the river (1792) by Captain Robert Gray
2 state in the northwestern part of the U.S. bordering the Pacific; capital Salem area 97,073 square miles (251,419 square kilometers), population 3,831,074
Oregonianplay \ˌȯr-i-ˈgō-nē-ən, ˌär-, -nyən\ adjective or noun
OREGON Defined for English Language Learners
Definition of Oregon for English Language Learners
: state of the U.S.
the Oregon Trail : route in the U.S. from Missouri to Washington used by pioneers
Seen and Heard
What made you want to look up Oregon? Please tell us where you read or heard it (including the quote, if possible).