Umatilla

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Pronunciation === (Oregon) IPA(key): /ˌjuːməˈtɪlə/ === Proper noun === Umatilla A city in Lake County, Florida, United States. A city in Umatilla County, Oregon, United States, named after the river. The Umatilla River in Oregon, which is a tributary of the Columbia River. ==== Derived terms ==== Umatilla County === Noun === Umatilla (plural Umatillas or Umatilla) A member of a Sahaptin-speaking Native American tribe who traditionally inhabited the Columbia Plateau region of the northwestern United States, along the Umatilla and Columbia rivers.